system
Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
user
True about Lucio's phenomenon is?
assistant
The correct answer is  Ans. is 'c' i.e., ischemic necrosis(Ref: IADVL 3'd/e p. 2023,24)Lucio's phenomenon is seen in untreated cases of lepromatous leprosy.Lucio's phenomenon is seen in lepromatous leprosy (LL).It occurs in patients who are untreated.Patients develop recurrent crops of large sharply marginated, ulcerative lesions, paicularly on lower extremities. It is due to heavy parasitism of endothelial cell, endothelial proliferation and thrombus formation which lead to ischemic necrosis.