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: Pathology
[{'content': '“Tophus” is the pathognomonic lesion of which of the following condition \nSelect and explain. \nA. Multiple myeloma, B. Gout, C. Cystinosis, D. Eales disease', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Tophi are pathognomonic of gout. They are formed by large aggregations of urate crystals. The urate crystals are\xa0surrounded by\na. Macrophages\nb. Lymphocytes\nc. Large foreign body giant cells\nThey are seen in them.\nArticular cartilages of joints *\nb. Periarticular ligaments*\nc. Tendons and soft tissues*\nd. Achilles tendon*\ne. Earlobes*\nAlso, remember these very important points related to Gout-\nHyperuricemia is present in approximately 5% of individuals. Most of them are asymptomatic with regard to their\xa0hyperuricemia and are at no clinical risk.\nThe most recognized complication of Hyperuricemia is Gouty arthritis. The higher the serum level of urate the\xa0more likely an individual is to develop Gout.\nAn acute attack of gout occurs without any precipitating cause or may occur following rapid', 'role': 'assistant'}]