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: Surgery
[{'content': 'Which of the following is NOT a complication after sclerotherapy (by endoscopy)? \nSelect and explain. \nA. Hepatic encephalopathy, B. Perforation, C. Stenosis, D. Fibrosis', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Hepatic encephalopathy as a complication of endoscopic sclerotherapy is unlikely. It is common with TIPS (transjugular intrahepatic poosystemic shunting) Complications of endoscopic sclerotherapy are: 1. Esophageal ulceration: which may bleed and perforate 2. Mediastinitis 3. Pleural effusion 4. Pulmonary edema 5. Late strictures Ref: Sabiston 18/e, 1212', 'role': 'assistant'}]