The following lesion appears on the cheek of a patient of ulcerative colitis. It subsided with potassium iodide treatment. What is the diagnosis?
Correct Answer: Sweet syndrome
Description: Ans. D. Sweet syndrome* The image shows erythematous, edematous plaque with tiny pustules at margins in a patient with IBD diagnostic of Sweet syndrome.* Choice A, Erythema nodosum occurs in up to 15% of CD patient and 10% of UC patients and responds when treatment for bowel inflammation is given. The lesions are red, tender nodules are found on the anterior surface of the lower legs, ankles, calves, thighs and are ruled out as it not managed with potassium iodide.* Choice B, Erythema marginatum is seen with rheumatic fever.* Choice C, Pyoderma gangrenosum is ruled out as it seen as an ulcer with well-defined margins.* Sweet syndrome is febrile neutropenic dermatosis in patients with inflammatory, haematological, visceral malignancy or vaccination.* It shows excellent response to systemic steroids and potassium iodide.
Category:
Skin
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