Affected by or relating to gangrene; having dead or dying tissue caused by infection or loss of blood flow.
From 'gangrene' + Latin adjective suffix '-ous' (full of, having). This creates the standard medical adjective form.
Surgeons during the American Civil War performed more amputations than in any previous war, often on gangrenous limbs, which is why Civil War medical records became crucial for modern surgery training.
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