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Skin-nontumor

Other dermatoses

Gangrene


Reviewer: Mowafak Hamodat MB.CH.B, MSc., FRCPC, Eastern Health, St. Johns (Canada) (see Reviewers page)
Revised: 30 July 2011, last major update July 2011
Copyright: (c) 2002-2011, PathologyOutlines.com, Inc.

Definition
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Dry gangrene: coagulation necrosis of extremity due to slowly developing vascular occlusion
Wet gangrene: infection and liquefaction of “dry gangrenous” tissue by saprophytic bacteria
Associated with diabetes (Intern Med 2011;50:1303)
● See also Fournier's gangrene of penis / scrotum

Treatment
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● Debridement or possibly amputation; also antibiotics, hyperbaric oxygen, vascular surgery

Clinical images
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Dry gangrene in patient with diabetes


Dry gangrene due to cryoglobulinemic vasculitis


Wet gangrene

Virtual slides
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Dry gangrene

Videos
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Dry gangrene

End of Skin-nontumor > Other dermatoses > Gangrene


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