This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Unknown
[{'content': "The Iridocorneal endothelial syndrome is associated with- \nSelect and explain. \nA. Progressive atrophy of iris stroma, B. Bilateral stromal edema of iris & cornea, C. Deposition of collagen in Descemet's membrane, D. Deposition of glvcosaminoglvcan in Descemet's membrane", 'role': 'user'}, {'content': "Answer: A \nExplanation: Ans. is 'a' i.e. Progressive atrophy of iris stroma Iridocorneal endothelial (ICE) syndrome is characterized by abnormal corneal endothelium which causes -Iris atrophySecondary angle closure glaucoma in association with characteristic peripheral anterior synechiaeCorneal edemaThere are three clinical variations Iris nevus or Cogan Reese syndrome - Variable & less severe iris atrophy. Tan, pedunculated nodules appear on anterior iris surface.", 'role': 'assistant'}]