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: Pediatrics
[{'content': 'True about Alpha1 antitrypsin deficiency is? \nSelect and explain. \nA. Deficiency of protease inhibitor, B. Autosomal recessive, C. May cause cholestatic jaundice, D. All of the above', 'role': 'user'}, {'content': "Answer: D \nExplanation: (255) All of the above REF: Robbin's 7th ed p. 913 Alpha 1 antitrypsin deficiency: Due to protease inhibitor deficiency Increased neutrophill elastase Neonatal cholestasis may occur, Hepatocellular carcinoma may also develop Pulmonary disease may occur in form of emphysema Gene located on chromosome 14", 'role': 'assistant'}]