This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Miscellaneous, Subject name: Medicine
[{'content': 'Criteria for diagnosis of SIRS is - \nSelect and explain. \nA. Hea rate> 90/min, B. Raised CRP, C. Decreased BP, D. Decreased plasma', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Systemic inflammatory response syndrome (SIRS) is an inflammatory state affecting the whole body. It is the body\'s response to an infectious or noninfectious insult. Although the definition of SIRS refers to it as an "inflammatory" response, it actually has pro- and anti-inflammatory components Ref Davidson 23rd edition pg 1337', 'role': 'assistant'}]