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Ischemic colitis.

Thursday 11 December 2008, Branislav Kunčak, M. D.

Ischemic colitis.

Edematous and erythematous mucosa, or pale mucosa with bluish haemorrhages and ulcers are seen often on colonoscopy. Involvement of the colonic mucosa is usually segmental with abrupt transition from ischemic mucosa to normal mucosa. Single linear longitudinal colon ulcer (colon single-stripe sign) can also be found occasionally.

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Fig. 1

Ischemic colitis. Mucosal edema and haemorrhages.

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Fig. 2

Ischemic colitis. Pale edematous mucosa. Abrupt transition from ischemic mucosa to normal mucosa.

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Fig. 3

Ischemic colitis. Erythematous mucosa with fibrin.

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Fig. 4

Ischemic colitis. Single linear longitudinal colon ulcer (colon single-stripe sign).

Keywords: ischemic colitis, linear colon ulcer, colon single-stripe sign, mesenterial ischemia, necrosis