This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Prostate and seminal vesicles, Subject name: Surgery
[{'content': 'An 85 years old man underwent transurethral resection of prostate. A histological examination of his specimen showed T1a stage of adenocarcinoma: management will be: \nSelect and explain. \nA. Endocrine therapy, B. Radical surgery, C. Hormone therapy, D. No fuher treatment', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Management of CA prostate- T1a- observation+ Follow up (DRE+ PSA)- T1b, T1c, T2* > 70 years - Observation + follow up* < 70 years - Radical prostectomy Or RadiotherapyT3, T4 * Hormone therapy > Palliative radiotherapy* Bilateral Orchidectomy + Flutamide* LHRH Agonist (Goserelin, Leuperolide) + Flutamide- Goserelin -Recently FDA approved for advanced and metastatic CA prostate', 'role': 'assistant'}]