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Varicose veins are usually graded according to the CEAP classification. This included 4 parameters: Clinical, Etiology, Anatomy and Pathophysiology.

Clinical:

C₀ - No clinical signs

C₁ - Telangiectasia(spider veins) or Reticular veins

C₂ - Large varicose veins

C₃ - Edema

C₄ - Skin changes without ulceration

C₅ - Skin changes with healed ulceration

C₆ - Skin changes with active ulceration

 

Etiology:

E_C - Congenital

E_P - Primary

E_S - Secondary (usually our to DVT)

 

Anatomy:

A_S - Superficial veins

A_D - Deep veins

A_P - Perforating veins

Pathology:

P_R - Reflux

P_O - Obstruction

P_R-O - Both