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': 'Which of the following is not a coagulative necrosis- \nSelect and explain. \nA. Myocardial infarct, B. Kidney infarct, C. Brain infarct, D. Adrenal infarct', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Tuberculosis is characterized by caseous necrosis\nCaseous necrosis is a variant of coagulative necrosis.\nDifference b/w caseous necrosis and coagulative necrosis\n\nCaseous necrosis is so called because of its cheesy white appearance.\nIn contrast to coagulative necrosis where tissue architecture is maintained, in caseous necrosis, the tissue\xa0architecture is completely obliterated\n\nGangrene\n\nGangrene is a form of necrosis characterized by both liquefactive and coagulative necrosis.\nIt is more a clinical diagnosis rather than a true pattern of cell death.\nMost commonly it occurs on a limb which has lost its blood supply and undergoes coagulative necrosis.\nSometimes the tissue changes lead to desiccation and mummification\xa0and this gangrene is termed dry\xa0gangrene.\nIf a bacterial superinfection occurs liquify active necroses supervene causing a wet gangrene.', 'role': 'assistant'}]