Clinical Classification of Chronic Venous Insufficiency
Class | Signs |
|---|---|
C0 | No clinical signs of venous disease |
C1 | Telangiectatic or reticular veins* |
C2 | Varicose veins* C2r: Recurrent varicose veins |
C3 | Edema |
C4 | Skin changes due to venous stasis C4a: Pigmentation or eczema C4b: Lipodermatosclerosis† or atrophie blanche‡ C4c: Corona phlebectatica§ |
C5 | Healed venous ulcer |
C6 | Active venous ulcer C6r: Recurrent active venous ulcer |
* May occur idiopathically without chronic venous insufficiency. | |
† Inflammation with induration, discoloration, and edema | |
‡ Small, white depressed scars | |
§ Fan-shaped pattern of small intradermal veins on the medial or lateral ankle and foot | |
Data from Lurie F, Passman M, Meisner M, et al. The 2020 update of the CEAP classification system and reporting standards. J Vasc Surg Venous Lymphat Disord. 2020;8(3):342-352. doi:10.1016/j.jvsv.2019.12.075 | |