This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Trauma, Subject name: Surgery
[{'content': 'True about abdominal compament syndrome \nSelect and explain. \nA. Cardiac output decreased, B. Urine output increased, C. Pulmonary capillary wedge pressure decreased, D. Venous return increased', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Abdominal Compament syndrome: Increased intra-abdominal pressure. Increased peripheral resistance, intrapleural pressure, CVP, PCWP. Hypoxia, hypercapnia, acidosis. Decreased Venous return, Cardiac output. Oliguria, respiratory failure, Cardiac arrest. Ref: Ref : SRB&;s 4thE pg:154', 'role': 'assistant'}]