A solid understanding of the pathophysiology of a posterior cerebral artery (PCA) stroke as well as the syndrome relating to it, requires adequate ...

The gag reflex, also known as the pharyngeal reflex, is an involuntary reflex involving bilateral pharyngeal muscle contraction and elevation of th ...

Astereognosis is the inability to identify objects by feel only, in the absence of input from the visual system. Stereognosis is the ability t ...

Prosopagnosia is defined as the inability to recognize known and new faces. It is also known as facial/visual agnosia.

Immunoglobulins, aka antibodies, are glycoprotein molecules produced by plasma cells in response to a variety of antigenic stimuli involved in dive ...

Vertebral artery dissection (VAD) is a rare cause of stroke in the general population; however, represents one of the more common causes of stroke ...