This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Miscellaneous (Endocrine), Subject name: Pathology
[{'content': 'Which of the following is not involved in MEN II syndrome - \nSelect and explain. \nA. Pituitary tumor, B. Medullary carcinoma of thyroid, C. Pheochromocytoma, D. Parathyroid adenoma', 'role': 'user'}, {'content': "Answer: A \nExplanation: Ans. is 'a' i.e., Pitutary tumor Disease associations in the Multiple Endocrine Neoplasia (MEN) SyndromesMEN 1MEN 2Mixed syndromesParathyroid hyperplasia or adenomaIslet cell hyperplasia, adenoma or carcinoma Pituitary heperplasia or adenomaOther, less common manifestations: foregut carcinoid, pheochromocy'toma, subcutaneous or visceral lipomasMEN 2AMTCPheochromocytomaParathyroid hyperplasia or adenomaMEN 2A with cutaneous lichen amyloidosisMEN 2A with Hirschsprung diseaseFamilial MTCMEN 2BMTCPheochromocytomaMucosal and gastrointestinal neuromasMarfanoid featuresVon Hippel-Lindau syndromePheochromocytoma Islet cell tumor Renal cell carcinoma Hemangioblastoma of central nervous system Retinal angiomasNeurofibromatosis with features of MEN t or 2Carney complexMyxomas of heart, skin, and breast Spotty cutaneous pigmentation Testicular, adrenal, and GH-producing pituitary' tumors Peripheral nerve schwannomasFamilial growth hormone or prolactin producing pitutary tumors", 'role': 'assistant'}]