Table 1. American Venous Forum CEAP Classification of Venous Stasis Ulcers.

Class	Clinical Features
C0	No visible or palpable signs of venous disease
C1	Telangiectasias or reticular veins
C2	Varicose veins
C3	Edema
C4	Skin changes, i.e., lipodermatosclerosis
C5	Healed ulceration
C6	Active ulceration