Tuberculous gumma is a skin condition characterized histologically by massive necrosis. Restated, this is a skin condition that results from hematogenous dissemination of mycobacteria from a primary focus, resulting in firm, nontender erythematous nodules that soften, ulcerate, and form sinuses.
See also Tuberculosis verrucosa cutis Tuberculosis cutis orificialis List of cutaneous conditions
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