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
Which of the following is NOT a complication after sclerotherapy (by endoscopy)? 
Select and explain. 
A. Hepatic encephalopathy, B. Perforation, C. Stenosis, D. Fibrosis
A: Hepatic encephalopathy
Answer: A: Hepatic encephalopathy 
Explanation: 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