This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Nutrition, Subject name: Medicine
[{'content': 'Which is not a component of MELD score \nSelect and explain. \nA. INR, B. Serum Creatinine, C. Albumin, D. Serum Bilirubin', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Recently, the Child-Pugh system has been replaced by the Model for End-Stage Liver Disease (MELD) system for the latter purpose. The MELD score is a prospectively derived system designed to predict the prognosis of patients with liver disease and poal hypeension. This score is calculated from three noninvasive variables: the prothrombin time expressed as the international normalized ratio (INR), the serum bilirubin level, and the serum creatinine concentration.Ref: Harrison&;s Textbook of Internal Medicine; 19th edition; Chapter 357; Approach to the Patient with Liver Disease; Page no: 1993', 'role': 'assistant'}]