Pathology-Neuropathology CME

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All of our activities are approved by AMA PRA Category 1 (MD or PA) and all activity is reported to CE Broker and all states as required. StatPearls continuing education activities are linked to practice questions which are based on the American Board of Pathology® content outlines. 143 authors and 6 editors have contributed to the development of the Pathology-Neuropathology content, which is continuously refined and updated to improve your learning experience.

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Pathology-Neuropathology Activities

Title Description Hours Questions
Acoustic Neuroma Acoustic neuromas are tumors that develop from the sheath of Schwann cells. They tend to occupy the cerebellopontine angle and are usually found adjac ... Read the Article 1.75 20 Activity DO
Acoustic Neuroma Acoustic neuromas are tumors that develop from the sheath of Schwann cells. They tend to occupy the cerebellopontine angle and are usually found adjac ... Read the Article 1.75 20 Activity MD/PA
Active Tuberculosis Active tuberculosis is a condition in which Mycobacterium tuberculosis causes infection; typically in the lungs, although many systems can be involved ... Read the Article 1.5 12 Activity DO
Active Tuberculosis Active tuberculosis is a condition in which Mycobacterium tuberculosis causes infection; typically in the lungs, although many systems can be involved ... Read the Article 1.5 12 Activity MD/PA
Adrenoleukodystrophy Adrenoleukodystrophy is a peroxisomal disorder resulting from abnormal metabolism of the very-long-chain fatty acids (VLCFA). It is classified into di ... Read the Article 1.25 13 Activity DO
Adrenoleukodystrophy Adrenoleukodystrophy is a peroxisomal disorder resulting from abnormal metabolism of the very-long-chain fatty acids (VLCFA). It is classified into di ... Read the Article 1.25 13 Activity MD/PA
Akinesia Akinesia or "absent movement" is a clinical sign that could be indicative of a number of disorders, depending on the age group of the patient. The var ... Read the Article 1 5 Activity DO
Akinesia Akinesia or "absent movement" is a clinical sign that could be indicative of a number of disorders, depending on the age group of the patient. The var ... Read the Article 1 5 Activity MD/PA
Amyotrophic Lateral Sclerosis Amyotrophic lateral sclerosis (ALS), also known as “Lou Gehrig’s disease,” is a neurodegenerative disease of the motor neurons. This activity reviews ... Read the Article 1.75 23 Activity DO
Amyotrophic Lateral Sclerosis Amyotrophic lateral sclerosis (ALS), also known as “Lou Gehrig’s disease,” is a neurodegenerative disease of the motor neurons. This activity reviews ... Read the Article 1.75 23 Activity MD/PA
Apraxia of Lid Opening Apraxia of eyelid opening is defined as a non-motor abnormality characterized by the patient's difficulty in eyelid elevation bilaterally. There is an ... Read the Article 1 5 Activity DO
Apraxia of Lid Opening Apraxia of eyelid opening is defined as a non-motor abnormality characterized by the patient's difficulty in eyelid elevation bilaterally. There is an ... Read the Article 1 5 Activity MD/PA
Arteriovenous Malformation Of The Brain Arteriovenous malformations (AVMs) are a developmental anomaly of the vascular system, consisting of tangles of poorly formed blood vessels in which t ... Read the Article 1.25 8 Activity DO
Arteriovenous Malformation Of The Brain Arteriovenous malformations (AVMs) are a developmental anomaly of the vascular system, consisting of tangles of poorly formed blood vessels in which t ... Read the Article 1.25 8 Activity MD/PA
Astrocytoma Astrocytoma originates in astrocytes, which are a kind of glial cells in the cerebrum which are star-shaped. It is the most common glioma, usually aff ... Read the Article 1.25 8 Activity DO
Astrocytoma Astrocytoma originates in astrocytes, which are a kind of glial cells in the cerebrum which are star-shaped. It is the most common glioma, usually aff ... Read the Article 1.25 8 Activity MD/PA
Axonotmesis This activity reviews the etiology, epidemiology, anatomy, physiology, and prognosis of peripheral nerve injury with a particular focus on axonotmesis ... Read the Article 1 6 Activity DO
Axonotmesis This activity reviews the etiology, epidemiology, anatomy, physiology, and prognosis of peripheral nerve injury with a particular focus on axonotmesis ... Read the Article 1 6 Activity MD/PA
Cavum Veli Interpositi The velum interpositum (VI) is a membrane resulting from the superposition of two layers of the tela choroidea of the third ventricle demarcating a po ... Read the Article 1 4 Activity DO
Cavum Veli Interpositi The velum interpositum (VI) is a membrane resulting from the superposition of two layers of the tela choroidea of the third ventricle demarcating a po ... Read the Article 1 4 Activity MD/PA
Cerebral Amyloid Angiopathy Cerebral amyloid angiopathy is a type of cerebrovascular disorder characterized by the accumulation of amyloid beta-peptide within the leptomeninges a ... Read the Article 1.25 8 Activity DO
Cerebral Amyloid Angiopathy Cerebral amyloid angiopathy is a type of cerebrovascular disorder characterized by the accumulation of amyloid beta-peptide within the leptomeninges a ... Read the Article 1.25 8 Activity MD/PA
Cerebral Cavernous Malformations A cerebral cavernous malformation (CCM) is an abnormally large collection of "low flow" vascular channels without brain parenchyma intervening between ... Read the Article 1.25 9 Activity DO
Cerebral Cavernous Malformations A cerebral cavernous malformation (CCM) is an abnormally large collection of "low flow" vascular channels without brain parenchyma intervening between ... Read the Article 1.25 9 Activity MD/PA
Cerebral Contusion Traumatic brain injury includes several types of insults to the parenchyma of the brain. One of the most severe forms of damage is a hemorrhagic cereb ... Read the Article 1.25 7 Activity DO
Cerebral Contusion Traumatic brain injury includes several types of insults to the parenchyma of the brain. One of the most severe forms of damage is a hemorrhagic cereb ... Read the Article 1.25 7 Activity MD/PA
Charcot Marie Tooth Charcot-Marie-Tooth disease (CMT) is the commonest inherited neuromuscular disorder. It affects the peripheral nerves and leads to progressive weaknes ... Read the Article 1.75 19 Activity DO
Charcot Marie Tooth Charcot-Marie-Tooth disease (CMT) is the commonest inherited neuromuscular disorder. It affects the peripheral nerves and leads to progressive weaknes ... Read the Article 1.75 19 Activity MD/PA
Chimeric Antigen Receptor T-Cell Therapy Chimeric antigen receptors (CARs) are recombinant receptors for antigens which redirect the specificity and function of T lymphocytes and/or other imm ... Read the Article 1 7 Activity DO
Chimeric Antigen Receptor T-Cell Therapy Chimeric antigen receptors (CARs) are recombinant receptors for antigens which redirect the specificity and function of T lymphocytes and/or other imm ... Read the Article 1 7 Activity MD/PA
Choroid Plexus Papilloma Choroid plexus papillomas (CPPs) are rare central nervous system tumors. They may be seen at any age, but are more common in infants. Their site of oc ... Read the Article 1 4 Activity DO
Choroid Plexus Papilloma Choroid plexus papillomas (CPPs) are rare central nervous system tumors. They may be seen at any age, but are more common in infants. Their site of oc ... Read the Article 1 4 Activity MD/PA
Chronic Inflammatory Demyelinating Polyradiculoneuropathy Chronic inflammatory demyelinating polyradiculoneuropathy can be caused by multiples diseases, from infectious as well as immunology diseases. It is o ... Read the Article 1 5 Activity DO
Chronic Inflammatory Demyelinating Polyradiculoneuropathy Chronic inflammatory demyelinating polyradiculoneuropathy can be caused by multiples diseases, from infectious as well as immunology diseases. It is o ... Read the Article 1 5 Activity MD/PA
Chronic Traumatic Encephalopathy Sports-related traumatic brain injury (TBI) has become increasingly popular in the scientific literature over the past few decades. However, the first ... Read the Article 1 6 Activity DO
Chronic Traumatic Encephalopathy Sports-related traumatic brain injury (TBI) has become increasingly popular in the scientific literature over the past few decades. However, the first ... Read the Article 1 6 Activity MD/PA
Cowden Disease Cowden disease, also known as Cowden syndrome or multiple hamartoma syndrome, is an uncommon autosomal dominant genodermatosis and is a member of the ... Read the Article 1.25 10 Activity DO
Cowden Disease Cowden disease, also known as Cowden syndrome or multiple hamartoma syndrome, is an uncommon autosomal dominant genodermatosis and is a member of the ... Read the Article 1.25 10 Activity MD/PA
Craniopharyngioma Craniopharyngioma is a rare, virtually benign tumor of the central nervous system (CNS). It is a partly cystic embryonic malformation that can occur i ... Read the Article 1 7 Activity DO
Craniopharyngioma Craniopharyngioma is a rare, virtually benign tumor of the central nervous system (CNS). It is a partly cystic embryonic malformation that can occur i ... Read the Article 1 7 Activity MD/PA
Creutzfeldt Jakob Disease Creutzfeldt-Jakob disease (CJD) is a rare, fatal degenerative brain disorder caused by prion proteins. It belongs to a group of transmissible spongifo ... Read the Article 1.25 9 Activity DO
Creutzfeldt Jakob Disease Creutzfeldt-Jakob disease (CJD) is a rare, fatal degenerative brain disorder caused by prion proteins. It belongs to a group of transmissible spongifo ... Read the Article 1.25 9 Activity MD/PA
Cystic Teratoma Cystic teratoma is the most common ovarian neoplasm. It consists of well-differentiated derivatives of germ cell layers (i.e., ectoderm, mesoderm, and ... Read the Article 1 6 Activity DO
Cystic Teratoma Cystic teratoma is the most common ovarian neoplasm. It consists of well-differentiated derivatives of germ cell layers (i.e., ectoderm, mesoderm, and ... Read the Article 1 6 Activity MD/PA
Cytomegalovirus Cytomegalovirus (CMV) is a wide-spread virus, with manifestations ranging from asymptomatic to severe end-organ dysfunction in immunocompromised patie ... Read the Article 1.5 15 Activity DO
Cytomegalovirus Cytomegalovirus (CMV) is a wide-spread virus, with manifestations ranging from asymptomatic to severe end-organ dysfunction in immunocompromised patie ... Read the Article 1.5 15 Activity MD/PA
Delayed Hypersensitivity Reactions Coombs and Gel classified type IV hypersensitivity reaction (HR) as a delayed hypersensitivity reaction (DHR), which takes more than 12 hours to devel ... Read the Article 1.25 8 Activity DO
Delayed Hypersensitivity Reactions Coombs and Gel classified type IV hypersensitivity reaction (HR) as a delayed hypersensitivity reaction (DHR), which takes more than 12 hours to devel ... Read the Article 1.25 8 Activity MD/PA
Dementia Dementia describes an overall decline in memory and other thinking skills severe enough to reduce a person's ability to perform everyday activities. I ... Read the Article 2 26 Activity DO
Dementia Dementia describes an overall decline in memory and other thinking skills severe enough to reduce a person's ability to perform everyday activities. I ... Read the Article 2 26 Activity MD/PA
Diabetic Amyotrophy Diabetic amyotrophy, better known as diabetic lumbosacral radiculoplexus neuropathy (DLRPN), is a rare disorder englobed in the diabetic neuropathy sp ... Read the Article 1 5 Activity DO
Diabetic Amyotrophy Diabetic amyotrophy, better known as diabetic lumbosacral radiculoplexus neuropathy (DLRPN), is a rare disorder englobed in the diabetic neuropathy sp ... Read the Article 1 5 Activity MD/PA
Ependymoma Ependymomas are glial cell tumors that commonly arise in the lining cells of the ventricular system, and less commonly outside the central nervous sys ... Read the Article 1 7 Activity DO
Ependymoma Ependymomas are glial cell tumors that commonly arise in the lining cells of the ventricular system, and less commonly outside the central nervous sys ... Read the Article 1 7 Activity MD/PA
Epidermoid Cancer Epidermoid tumors are congenital lesions that arise from ectodermal cells misplaced during the closure of the neural tube in the process of embryogene ... Read the Article 1 5 Activity DO
Epidermoid Cancer Epidermoid tumors are congenital lesions that arise from ectodermal cells misplaced during the closure of the neural tube in the process of embryogene ... Read the Article 1 5 Activity MD/PA
Friedreich Ataxia Friedreich ataxia is an inherited disease affecting the nervous system, which produces progressive ataxia, weakness, and sensory deficits. It is inher ... Read the Article 1 5 Activity DO
Friedreich Ataxia Friedreich ataxia is an inherited disease affecting the nervous system, which produces progressive ataxia, weakness, and sensory deficits. It is inher ... Read the Article 1 5 Activity MD/PA
Germ Cell Seminoma Germinoma is an uncommon pediatric brain tumor that is morphologically identical to its gonadal counterpart: testicular seminoma and ovarian dysgermin ... Read the Article 1.25 8 Activity DO
Germ Cell Seminoma Germinoma is an uncommon pediatric brain tumor that is morphologically identical to its gonadal counterpart: testicular seminoma and ovarian dysgermin ... Read the Article 1.25 8 Activity MD/PA
Glioblastoma Multiforme Glioblastoma multiforme (GBM) is a primary brain malignancy with a poor prognosis. No specific risk factors are identified. Diagnosis is by imaging li ... Read the Article 1.5 13 Activity DO
Glioblastoma Multiforme Glioblastoma multiforme (GBM) is a primary brain malignancy with a poor prognosis. No specific risk factors are identified. Diagnosis is by imaging li ... Read the Article 1.5 13 Activity MD/PA
Hallervorden Spatz Disease Hallervorden-Spatz disease now known as pantothenate kinase-associated neurodegeneration (PKAN) is a rare autosomal recessive neurodegenerative disord ... Read the Article 1 5 Activity DO
Hallervorden Spatz Disease Hallervorden-Spatz disease now known as pantothenate kinase-associated neurodegeneration (PKAN) is a rare autosomal recessive neurodegenerative disord ... Read the Article 1 5 Activity MD/PA
Hemifacial Spasm Hemifacial spasm (HFS) is a disorder characterized by paroxysmal, involuntary twitching of facial muscles of one side of the face innervated by the ip ... Read the Article 1 4 Activity DO
Hemifacial Spasm Hemifacial spasm (HFS) is a disorder characterized by paroxysmal, involuntary twitching of facial muscles of one side of the face innervated by the ip ... Read the Article 1 4 Activity MD/PA
Herpes Simplex Encephalitis Herpes simplex encephalitis is caused by Herpes Simplex Virus type 1(HSV-1) or type 2 (HSV-2). HSV-1 causes encephalitis in children beyond the neonat ... Read the Article 1.75 18 Activity DO
Herpes Simplex Encephalitis Herpes simplex encephalitis is caused by Herpes Simplex Virus type 1(HSV-1) or type 2 (HSV-2). HSV-1 causes encephalitis in children beyond the neonat ... Read the Article 1.75 18 Activity MD/PA
HIV Encephalitis HIV encephalitis is a complication of HIV infection, which presents with neurocognitive dysfunction of varying severity. Almost half of HIV-infected p ... Read the Article 1 7 Activity DO
HIV Encephalitis HIV encephalitis is a complication of HIV infection, which presents with neurocognitive dysfunction of varying severity. Almost half of HIV-infected p ... Read the Article 1 7 Activity MD/PA
HIV Neurocognitive Disorders Patients with human immunodeficiency virus infection (HIV infection) have been noted to have various forms of neuropsychiatric illnesses. These includ ... Read the Article 1.25 11 Activity DO
HIV Neurocognitive Disorders Patients with human immunodeficiency virus infection (HIV infection) have been noted to have various forms of neuropsychiatric illnesses. These includ ... Read the Article 1.25 11 Activity MD/PA
Human T Cell Lymphotropic Virus Human T Cell lymphotropic viruses (HTLV) are a family of retroviruses. Currently, four types of this virus have been identified which are known to inf ... Read the Article 1 6 Activity DO
Human T Cell Lymphotropic Virus Human T Cell lymphotropic viruses (HTLV) are a family of retroviruses. Currently, four types of this virus have been identified which are known to inf ... Read the Article 1 6 Activity MD/PA
Huntington Disease Huntington disease (HD), a neurodegenerative autosomal dominant disorder, is characterized by involuntary choreatic movements with cognitive and behav ... Read the Article 1.5 16 Activity DO
Huntington Disease Huntington disease (HD), a neurodegenerative autosomal dominant disorder, is characterized by involuntary choreatic movements with cognitive and behav ... Read the Article 1.5 16 Activity MD/PA
Hypothalamic Dysfunction The hypothalamus is the central command center for hormonal regulation, and its effects are primarily carried out by the hormones released from the hy ... Read the Article 1 5 Activity DO
Hypothalamic Dysfunction The hypothalamus is the central command center for hormonal regulation, and its effects are primarily carried out by the hormones released from the hy ... Read the Article 1 5 Activity MD/PA
Intracerebral Hemorrhage This activity aims to outline the pathophysiology, risk factors, presentation diagnosis, and complications of intracerebral hemorrhages. This activity ... Read the Article 1.25 7 Activity DO
Intracerebral Hemorrhage This activity aims to outline the pathophysiology, risk factors, presentation diagnosis, and complications of intracerebral hemorrhages. This activity ... Read the Article 1.25 7 Activity MD/PA
Intraventricular Meningioma Intraventricular meningiomas show similar characteristics to those found in the extra-axial space. Their cells of origin are the same. However, extra- ... Read the Article 1 6 Activity DO
Intraventricular Meningioma Intraventricular meningiomas show similar characteristics to those found in the extra-axial space. Their cells of origin are the same. However, extra- ... Read the Article 1 6 Activity MD/PA
Korsakoff Syndrome Korsakoff syndrome is a chronic neuropsychiatric syndrome that is caused by the deficiency of thiamine, also known as vitamin B1. This deficiency lead ... Read the Article 1 6 Activity DO
Korsakoff Syndrome Korsakoff syndrome is a chronic neuropsychiatric syndrome that is caused by the deficiency of thiamine, also known as vitamin B1. This deficiency lead ... Read the Article 1 6 Activity MD/PA
Kuru Kuru disease is an infectious, acquired, non-immunogenic, fatal neurodegenerative prion disease. It progresses rapidly with cerebellar and extrapyrami ... Read the Article 1 5 Activity DO
Kuru Kuru disease is an infectious, acquired, non-immunogenic, fatal neurodegenerative prion disease. It progresses rapidly with cerebellar and extrapyrami ... Read the Article 1 5 Activity MD/PA
La Crosse Encephalitis La Crosse encephalitis is a relatively uncommon arboviral illness predominantly seen in the pediatric population but may also affect adults. Though no ... Read the Article 1 4 Activity DO
La Crosse Encephalitis La Crosse encephalitis is a relatively uncommon arboviral illness predominantly seen in the pediatric population but may also affect adults. Though no ... Read the Article 1 4 Activity MD/PA
Leprosy Leprosy is also referred to as Hansen disease. It is a chronic granulomatous infection generally caused by Mycobacterium leprae and Mycobacterium lepr ... Read the Article 1.25 7 Activity DO
Leprosy Leprosy is also referred to as Hansen disease. It is a chronic granulomatous infection generally caused by Mycobacterium leprae and Mycobacterium lepr ... Read the Article 1.25 7 Activity MD/PA
Lymphocytic Hypophysitis Lymphocytic hypophysitis is a rare, autoimmune condition of the pituitary gland. It causes the pituitary gland to be infiltrated by lymphocytes and ca ... Read the Article 1 5 Activity DO
Lymphocytic Hypophysitis Lymphocytic hypophysitis is a rare, autoimmune condition of the pituitary gland. It causes the pituitary gland to be infiltrated by lymphocytes and ca ... Read the Article 1 5 Activity MD/PA
Malignant Melanoma A melanoma is a tumor produced by the malignant transformation of melanocytes. Melanocytes are derived from the neural crest; consequently, melanomas, ... Read the Article 1.5 17 Activity DO
Malignant Melanoma A melanoma is a tumor produced by the malignant transformation of melanocytes. Melanocytes are derived from the neural crest; consequently, melanomas, ... Read the Article 1.5 17 Activity MD/PA
Medulloblastoma While leukemias are the most common type of malignancy affecting the pediatric population, brain tumors are the most common solid tumors in this popul ... Read the Article 1.5 17 Activity DO
Medulloblastoma While leukemias are the most common type of malignancy affecting the pediatric population, brain tumors are the most common solid tumors in this popul ... Read the Article 1.5 17 Activity MD/PA
Melanotic Neuroectodermal Tumor Of Infancy Melanotic neuroectodermal tumor of infancy (MNTI) is a rapidly growing benign tumor arising from the neural crest cells. It typically affects infants ... Read the Article 1 5 Activity DO
Melanotic Neuroectodermal Tumor Of Infancy Melanotic neuroectodermal tumor of infancy (MNTI) is a rapidly growing benign tumor arising from the neural crest cells. It typically affects infants ... Read the Article 1 5 Activity MD/PA
Melas Syndrome Mitochondrial encephalomyopathy, lactic acidosis and stroke-like episodes (MELAS) is a mitochondrial disease primarily affecting the nervous system an ... Read the Article 1 6 Activity DO
Melas Syndrome Mitochondrial encephalomyopathy, lactic acidosis and stroke-like episodes (MELAS) is a mitochondrial disease primarily affecting the nervous system an ... Read the Article 1 6 Activity MD/PA
Meningioma Meningioma is a known benign central nervous system tumor commonly arising from the meninges of the brain and spinal cord. The rate of recurrence and ... Read the Article 1.5 16 Activity DO
Meningioma Meningioma is a known benign central nervous system tumor commonly arising from the meninges of the brain and spinal cord. The rate of recurrence and ... Read the Article 1.5 16 Activity MD/PA
Mesial Temporal Lobe Epilepsy Mesial temporal lobe epilepsy (MTLE) is the most common form of focal epilepsy. This activity outlines the etiopathology, clinical presentation, diagn ... Read the Article 1.25 7 Activity DO
Mesial Temporal Lobe Epilepsy Mesial temporal lobe epilepsy (MTLE) is the most common form of focal epilepsy. This activity outlines the etiopathology, clinical presentation, diagn ... Read the Article 1.25 7 Activity MD/PA
Metachromatic Leukodystrophy Metachromatic leukodystrophy is a rare lysosomal storage disease caused due to deficient activity of arylsulfatase A. It follows an autosomal recessiv ... Read the Article 1.25 8 Activity DO
Metachromatic Leukodystrophy Metachromatic leukodystrophy is a rare lysosomal storage disease caused due to deficient activity of arylsulfatase A. It follows an autosomal recessiv ... Read the Article 1.25 8 Activity MD/PA
Miliary Tuberculosis Miliary tuberculosis presentations can be complex and, therefore, diagnosis and treatment are challenging as well. For better management of the patien ... Read the Article 1 5 Activity DO
Miliary Tuberculosis Miliary tuberculosis presentations can be complex and, therefore, diagnosis and treatment are challenging as well. For better management of the patien ... Read the Article 1 5 Activity MD/PA
Multiple Myeloma Multiple myeloma (MM) is a clonal plasma cell proliferative disorder characterized by the abnormal increase of monoclonal paraprotein leading to evide ... Read the Article 1.75 24 Activity DO
Multiple Myeloma Multiple myeloma (MM) is a clonal plasma cell proliferative disorder characterized by the abnormal increase of monoclonal paraprotein leading to evide ... Read the Article 1.75 24 Activity MD/PA
Myoclonic Epilepsy and Ragged Red Fibers Myoclonic epilepsy with red-ragged fibers (MERRF) is a rare multisystem mitochondrial disease with predominant progressive myoclonus. It is common in ... Read the Article 1 5 Activity DO
Myoclonic Epilepsy and Ragged Red Fibers Myoclonic epilepsy with red-ragged fibers (MERRF) is a rare multisystem mitochondrial disease with predominant progressive myoclonus. It is common in ... Read the Article 1 5 Activity MD/PA
Myoclonus Myoclonus is defined as rapid, brief, jerky, or shock-like movements involving muscle or group of muscles. Among all hyperkinetic movement disorders, ... Read the Article 1 6 Activity DO
Myoclonus Myoclonus is defined as rapid, brief, jerky, or shock-like movements involving muscle or group of muscles. Among all hyperkinetic movement disorders, ... Read the Article 1 6 Activity MD/PA
Myxopapillary Ependymoma Myxopapillary ependymoma is a distinct subtype of spinal cord ependymomas that has a predilection for the lumbosacral region. To achieve satisfactory ... Read the Article 1 6 Activity DO
Myxopapillary Ependymoma Myxopapillary ependymoma is a distinct subtype of spinal cord ependymomas that has a predilection for the lumbosacral region. To achieve satisfactory ... Read the Article 1 6 Activity MD/PA
Nelson Syndrome Nelson syndrome or post adrenalectomy syndrome was first reported in 1958 by Dr. Don H. Nelson, an endocrinology fellow at the time. This clinical syn ... Read the Article 1 5 Activity DO
Nelson Syndrome Nelson syndrome or post adrenalectomy syndrome was first reported in 1958 by Dr. Don H. Nelson, an endocrinology fellow at the time. This clinical syn ... Read the Article 1 5 Activity MD/PA
Neurilemmoma The vast majority of tumors of the peripheral nervous system arise from the cells of Schwann, rather than from the nerve cells themselves. Schwann cel ... Read the Article 1 8 Activity DO
Neurilemmoma The vast majority of tumors of the peripheral nervous system arise from the cells of Schwann, rather than from the nerve cells themselves. Schwann cel ... Read the Article 1 8 Activity MD/PA
Neuroblastoma Neuroblastoma (NB) is the most frequently-occurring extracranial childhood tumor. It is classified as an embryonal neuroendocrine tumor, originating f ... Read the Article 1.5 18 Activity DO
Neuroblastoma Neuroblastoma (NB) is the most frequently-occurring extracranial childhood tumor. It is classified as an embryonal neuroendocrine tumor, originating f ... Read the Article 1.5 18 Activity MD/PA
Neurofibroma Neurofibromas are the most common peripheral nerve sheath tumor and are often found either by patients or during routine skin exams. These lesions app ... Read the Article 1.25 9 Activity DO
Neurofibroma Neurofibromas are the most common peripheral nerve sheath tumor and are often found either by patients or during routine skin exams. These lesions app ... Read the Article 1.25 9 Activity MD/PA
Neurofibromatosis Neurofibromatosis is a neurocutaneous disorder characterized by tumors in the nervous system and skin. The most common types of neurofibromatosis are ... Read the Article 1.25 12 Activity DO
Neurofibromatosis Neurofibromatosis is a neurocutaneous disorder characterized by tumors in the nervous system and skin. The most common types of neurofibromatosis are ... Read the Article 1.25 12 Activity MD/PA
Neuroma A neuroma is a benign tumor of nerve tissue that is often associated with pain or in specific types of various other symptoms. Neuromas most commonly ... Read the Article 1 6 Activity DO
Neuroma A neuroma is a benign tumor of nerve tissue that is often associated with pain or in specific types of various other symptoms. Neuromas most commonly ... Read the Article 1 6 Activity MD/PA
Neuromyelitis Optica (NMO, Devics Disease) Neuromyelitis optica spectrum disorder, otherwise known simply as neuromyelitis optica, is an uncommon but distinct clinical entity from the typical f ... Read the Article 1 5 Activity DO
Neuromyelitis Optica (NMO, Devics Disease) Neuromyelitis optica spectrum disorder, otherwise known simply as neuromyelitis optica, is an uncommon but distinct clinical entity from the typical f ... Read the Article 1 5 Activity MD/PA
Neuropathy About 2.4 percent of the population is affected by peripheral neuropathy. The prevalence increases to 8 percent in older populations. Peripheral neuro ... Read the Article 1.25 13 Activity DO
Neuropathy About 2.4 percent of the population is affected by peripheral neuropathy. The prevalence increases to 8 percent in older populations. Peripheral neuro ... Read the Article 1.25 13 Activity MD/PA
Oligodendroglioma Oligodendroglioma (OG) is a type of diffusely infiltrating glioma and constitutes approximately 5% of primary intracranial tumors. They often involve ... Read the Article 1.25 7 Activity DO
Oligodendroglioma Oligodendroglioma (OG) is a type of diffusely infiltrating glioma and constitutes approximately 5% of primary intracranial tumors. They often involve ... Read the Article 1.25 7 Activity MD/PA
Optic Nerve Glioma Optic pathway gliomas are benign CNS tumors that primarily affect children. Although typically slow growing, the location of these tumors makes resect ... Read the Article 1 6 Activity DO
Optic Nerve Glioma Optic pathway gliomas are benign CNS tumors that primarily affect children. Although typically slow growing, the location of these tumors makes resect ... Read the Article 1 6 Activity MD/PA
Osteoid Osteoma An osteoid osteoma is a benign bone-forming tumor that has no potential to become malignant. It classically causes severe pain at night and is relieve ... Read the Article 1.25 12 Activity DO
Osteoid Osteoma An osteoid osteoma is a benign bone-forming tumor that has no potential to become malignant. It classically causes severe pain at night and is relieve ... Read the Article 1.25 12 Activity MD/PA
Paraganglioma Paragangliomas are benign tumors, and a small percentage may become malignant and metastasize; hence, early identification leading to complete surgica ... Read the Article 1.25 8 Activity DO
Paraganglioma Paragangliomas are benign tumors, and a small percentage may become malignant and metastasize; hence, early identification leading to complete surgica ... Read the Article 1.25 8 Activity MD/PA
Paraneoplastic Syndromes Paraneoplastic syndromes are rare disorders with complex systemic clinical manifestations due to underlying malignancy. In paraneoplastic syndromes, t ... Read the Article 1.5 14 Activity DO
Paraneoplastic Syndromes Paraneoplastic syndromes are rare disorders with complex systemic clinical manifestations due to underlying malignancy. In paraneoplastic syndromes, t ... Read the Article 1.5 14 Activity MD/PA
Pediatric Craniopharyngioma Pediatric craniopharyngioma could be considered one of the most complex neurosurgical pathologies in the pediatric population. The tumor's proximity t ... Read the Article 1 5 Activity DO
Pediatric Craniopharyngioma Pediatric craniopharyngioma could be considered one of the most complex neurosurgical pathologies in the pediatric population. The tumor's proximity t ... Read the Article 1 5 Activity MD/PA
Pelizaeus-Merzbacher Disease Pelizaeus-Merzbacher disease (PMD) is a demyelinating disorder of the CNS belonging to the group of hypomyelination leukodystrophies. This activity de ... Read the Article 1 5 Activity DO
Pelizaeus-Merzbacher Disease Pelizaeus-Merzbacher disease (PMD) is a demyelinating disorder of the CNS belonging to the group of hypomyelination leukodystrophies. This activity de ... Read the Article 1 5 Activity MD/PA
Pilocytic Astrocytoma Pilocytic astrocytoma is the most common childhood brain tumor and most often found in the posterior fossa. Complete resection usually cures the patie ... Read the Article 1.25 8 Activity DO
Pilocytic Astrocytoma Pilocytic astrocytoma is the most common childhood brain tumor and most often found in the posterior fossa. Complete resection usually cures the patie ... Read the Article 1.25 8 Activity MD/PA
Pineal Gland Cancer Tumors of the pineal region are rare and account for 1% of all intracranial tumors in adults and up to 8% in children. Multiple pathologies are associ ... Read the Article 1.25 8 Activity DO
Pineal Gland Cancer Tumors of the pineal region are rare and account for 1% of all intracranial tumors in adults and up to 8% in children. Multiple pathologies are associ ... Read the Article 1.25 8 Activity MD/PA
Plasma Cell Cancer Plasma cell neoplasms are a group of disorders involving mature B-cells. These disorders result in the excessive production of specific monoclonal hea ... Read the Article 1 5 Activity DO
Plasma Cell Cancer Plasma cell neoplasms are a group of disorders involving mature B-cells. These disorders result in the excessive production of specific monoclonal hea ... Read the Article 1 5 Activity MD/PA
Plasmacytoma Plasmacytoma is a tumor of plasma cells of bony or soft tissue and can occur anywhere in the body without evidence of systemic disease. It may present ... Read the Article 1.25 7 Activity DO
Plasmacytoma Plasmacytoma is a tumor of plasma cells of bony or soft tissue and can occur anywhere in the body without evidence of systemic disease. It may present ... Read the Article 1.25 7 Activity MD/PA
Primary Central Nervous System Vasculitis Primary angiitis of the central nervous system (PACNS) is a rare inflammatory disorder of the blood vessels of the brain and spinal cord occurring in ... Read the Article 1 6 Activity DO
Primary Central Nervous System Vasculitis Primary angiitis of the central nervous system (PACNS) is a rare inflammatory disorder of the blood vessels of the brain and spinal cord occurring in ... Read the Article 1 6 Activity MD/PA
Primitive Neuroectodermal Tumor In 2016, the World Health Organization published a revised classification of central nervous system tumors using molecular parameters. In this classif ... Read the Article 1 5 Activity DO
Primitive Neuroectodermal Tumor In 2016, the World Health Organization published a revised classification of central nervous system tumors using molecular parameters. In this classif ... Read the Article 1 5 Activity MD/PA
Progressive Supranuclear Palsy Progressive supranuclear palsy (PSP) is a form of atypical parkinsonian syndrome, also known as a Parkinson-plus disorder. It is an uncommon neurologi ... Read the Article 1.25 10 Activity DO
Progressive Supranuclear Palsy Progressive supranuclear palsy (PSP) is a form of atypical parkinsonian syndrome, also known as a Parkinson-plus disorder. It is an uncommon neurologi ... Read the Article 1.25 10 Activity MD/PA
Rabies Rabies causes viral encephalitis which kills up to 70000 people/year worldwide. Infected animal saliva transmits viral encephalitis to humans. Rabies ... Read the Article 1 7 Activity DO
Rabies Rabies causes viral encephalitis which kills up to 70000 people/year worldwide. Infected animal saliva transmits viral encephalitis to humans. Rabies ... Read the Article 1 7 Activity MD/PA
Rapid Eye Movement Sleep Behavior Disorder Rapid eye movement behavior disorder (RBD) is a type of parasomnia that has a strong link to neurodegenerative diseases. It can also be very disturbin ... Read the Article 1 5 Activity DO
Rapid Eye Movement Sleep Behavior Disorder Rapid eye movement behavior disorder (RBD) is a type of parasomnia that has a strong link to neurodegenerative diseases. It can also be very disturbin ... Read the Article 1 5 Activity MD/PA
Retinoblastoma Retinoblastoma is the most common primary intraocular malignancy of childhood. Patients management is best in consultation with an experienced ophthal ... Read the Article 1.25 10 Activity DO
Retinoblastoma Retinoblastoma is the most common primary intraocular malignancy of childhood. Patients management is best in consultation with an experienced ophthal ... Read the Article 1.25 10 Activity MD/PA
Schwannoma Schwannomas (also known as neuromas, neurinomas "of Verocay" and neurilemmomas) are benign, well-encapsulated, slow-growing nerve sheath tumors that a ... Read the Article 1.5 17 Activity DO
Schwannoma Schwannomas (also known as neuromas, neurinomas "of Verocay" and neurilemmomas) are benign, well-encapsulated, slow-growing nerve sheath tumors that a ... Read the Article 1.5 17 Activity MD/PA
Shy Drager Syndrome Shy Drager syndrome refers to a progressive neuromuscular disorder that affects the nervous system. It falls on the multiple system atrophy spectrum o ... Read the Article 1 6 Activity DO
Shy Drager Syndrome Shy Drager syndrome refers to a progressive neuromuscular disorder that affects the nervous system. It falls on the multiple system atrophy spectrum o ... Read the Article 1 6 Activity MD/PA
Soft Tissue Clear Cell Sarcoma Clear cell sarcoma of soft tissue (CCSST) is an exceedingly rare tumor that originates from neural crest cells and is histologically characterized by ... Read the Article 1.25 9 Activity DO
Soft Tissue Clear Cell Sarcoma Clear cell sarcoma of soft tissue (CCSST) is an exceedingly rare tumor that originates from neural crest cells and is histologically characterized by ... Read the Article 1.25 9 Activity MD/PA
Spinocerebellar Ataxia Ataxia is the absence of voluntary muscle coordination and loss control of movement that affects gait stability, eye movement, and speech. Spinocerebe ... Read the Article 1 6 Activity DO
Spinocerebellar Ataxia Ataxia is the absence of voluntary muscle coordination and loss control of movement that affects gait stability, eye movement, and speech. Spinocerebe ... Read the Article 1 6 Activity MD/PA
Streptococcal Meningitis Streptococcal meningitis is an acute, purulent inflammation of the membranes surrounding the brain and spinal cord caused by bacteria from the Strepto ... Read the Article 1 7 Activity DO
Streptococcal Meningitis Streptococcal meningitis is an acute, purulent inflammation of the membranes surrounding the brain and spinal cord caused by bacteria from the Strepto ... Read the Article 1 7 Activity MD/PA
Syphilis Syphilis is a systemic, bacterial infection caused by the spirochete Treponema pallidum. Due to its many protean clinical manifestations, it has been ... Read the Article 2.75 45 Activity DO
Syphilis Syphilis is a systemic, bacterial infection caused by the spirochete Treponema pallidum. Due to its many protean clinical manifestations, it has been ... Read the Article 2.75 45 Activity MD/PA
Tabes Dorsalis Tabes dorsalis, one of two manifestations of late neurosyphilis, is a slowly progressive parenchymatous degenerative disease of the dorsal column and ... Read the Article 1.25 8 Activity DO
Tabes Dorsalis Tabes dorsalis, one of two manifestations of late neurosyphilis, is a slowly progressive parenchymatous degenerative disease of the dorsal column and ... Read the Article 1.25 8 Activity MD/PA
Toxoplasmosis Toxoplasmosis is caused by the parasite Toxoplasma gondii, an obligate intracellular protozoan. Although many people are infected worldwide, the disea ... Read the Article 1.5 15 Activity DO
Toxoplasmosis Toxoplasmosis is caused by the parasite Toxoplasma gondii, an obligate intracellular protozoan. Although many people are infected worldwide, the disea ... Read the Article 1.5 15 Activity MD/PA
Vascular Reperfusion Injury The article describes that vascular reperfusion injury is a common complication encountered in clinical settings; post-myocardial infarction, cerebral ... Read the Article 1 5 Activity DO
Vascular Reperfusion Injury The article describes that vascular reperfusion injury is a common complication encountered in clinical settings; post-myocardial infarction, cerebral ... Read the Article 1 5 Activity MD/PA
Viral Meningitis Viral meningitis is the inflammation of the meninges caused by a virus. It is most common in young children but is seen across all age groups. This ac ... Read the Article 1.5 15 Activity DO
Viral Meningitis Viral meningitis is the inflammation of the meninges caused by a virus. It is most common in young children but is seen across all age groups. This ac ... Read the Article 1.5 15 Activity MD/PA
Von Economo Encephalitis Constantin Alexander von Economo, a psychiatrist and neurologist, reported in April 1917 about encephalitis lethargica in front of the Vienna Psychiat ... Read the Article 1 5 Activity DO
Von Economo Encephalitis Constantin Alexander von Economo, a psychiatrist and neurologist, reported in April 1917 about encephalitis lethargica in front of the Vienna Psychiat ... Read the Article 1 5 Activity MD/PA
Von Hippel Lindau Syndrome Von Hippel-Lindau (VHL) syndrome is an autosomal dominant disease affecting several organ systems. The disease is characterized by the growth of cysts ... Read the Article 1 7 Activity DO
Von Hippel Lindau Syndrome Von Hippel-Lindau (VHL) syndrome is an autosomal dominant disease affecting several organ systems. The disease is characterized by the growth of cysts ... Read the Article 1 7 Activity MD/PA
White Matter Lesions White matter lesions (WMLs) are areas of abnormal myelination in the brain. These lesions are best visualized as hyperintensities on T2 weighted and F ... Read the Article 1 6 Activity DO
White Matter Lesions White matter lesions (WMLs) are areas of abnormal myelination in the brain. These lesions are best visualized as hyperintensities on T2 weighted and F ... Read the Article 1 6 Activity MD/PA
Xanthochromia Xanthochromia is the presence of bilirubin in the cerebrospinal fluid and is sometimes the only sign of an acute subarachnoid hemorrhage. However, it ... Read the Article 1.25 8 Activity DO
Xanthochromia Xanthochromia is the presence of bilirubin in the cerebrospinal fluid and is sometimes the only sign of an acute subarachnoid hemorrhage. However, it ... Read the Article 1.25 8 Activity MD/PA

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