Definition/Introduction
During the Fifth Annual Meeting of the American Venous Forum 1993, John Porter suggested a classification for venous disease, just like the TNM (tumor/node/metastasis) classification for cancer. In 1994, the American Venous Forum created a classification system to aid universally uniform diagnosis and comparison of chronic venous disorders. In 1995, the classification was incorporated into the “Reporting Standards in Venous Disease.” In 2004 the classification underwent revision, which retained the basic CEAP categories but improved the underlying details. The name CEAP classification stands for Clinical (C), Etiological (E), Anatomical (A), and Pathophysiological (P).[1][2][3]