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': 'A case of hepatocellular carcinoma involving segment IV and VI without any metastasis in a 62 year old alcoholic may be treated by all of the following except - \nSelect and explain. \nA. Total hepatectomy and liver transplant, B. Radiation therapy, C. Chemoembolization, D. Cryotherapy', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Ans. is \'d\' i.e., Cryotherapy o There are large number of treatment options for patients with hepatocellular carcinoma:# The only t/t modality with curative potential is- "Complete excision of hepatocellular carcinoma either by partial hepatectomy or by total hepatectomy and transplant"# Radiofrequency ablation and surgical resection have been equally effective for potentially resectable hepatocellular carcinoma in some studies so some consider radiofrequency ablation as potentially curative.T/t options for hepatocellular carcinoma :a) Surgicalc) Transarterial# Resection# Orthotopic liver transplant# Embolization# Chemoembolization# Radiotherapyb) Ablative# Percutaneous ethanol injection# Percutaneous acetic acid injection# Thermal ablation (cryotherapy, radiofrequency ablation, microwave)d) Combination transarterial/ablativee) External beam radiationf) Systemic# Chemotherapy# Hormonal therapy# Immunotherapy', 'role': 'assistant'}]