Ulceration of the skin and underlying structures of the lower extremity. About 90% of the cases are due to venous insufficiency (VARICOSE ULCER), 5% to arterial disease, and the remaining 5% to other causes.
Leg Ulcers,Ulcer, Leg,Ulcers, Leg
D011693
Purpura
Purplish or brownish red discoloration, easily visible through the epidermis, caused by hemorrhage into the tissues. When the size of the discolorization is >2-3 cm it is generally called Ecchymoses (ECCHYMOSIS).
Petechiae,Purpuras
D006801
Humans
Members of the species Homo sapiens.
Homo sapiens,Man (Taxonomy),Human,Man, Modern,Modern Man
D012871
Skin Diseases
Diseases involving the DERMIS or EPIDERMIS.
Dermatoses,Skin and Subcutaneous Tissue Disorders,Dermatosis,Skin Disease
D014652
Vascular Diseases
Pathological processes involving any of the BLOOD VESSELS in the cardiac or peripheral circulation. They include diseases of ARTERIES; VEINS; and rest of the vasculature system in the body.