U

Ulcer

An open sore on an external or internal body surface usually accompanied by disintegration of tissue and pus.


A localized necrotic lesion of the skin or a mucous surface.


An interruption of continuity of a surface with an inflamed base. Any open sore other than a wound.


A lesion on the skin or on a mucous membrane.


A craterlike sore on the skin or mucous membrane.


 

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