This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Kidney, Subject name: Medicine
[{'content': 'A 10 year old child develops hematuria after 2 days of diarrhoea. Blood film shows fragmented RBCs & thrombocytopenia. Ultasound shows marked enlargement of both kidnews. The likely diagnosis is - \nSelect and explain. \nA. Acute pyelonephritis, B. Disseminated intravascular coagulopathy, C. Haemolytic uremic syndrome, D. Renal vein thrombosis', 'role': 'user'}, {'content': 'Answer: D \nExplanation: In this case, stasis is the cause of renal vein thrombosis -stasis is due to DEHYDRATION(most conmon cause of statis in pediatric population) caused by diarrhoea . Renal thrombosis can present with falnk pain ,tenderness ,hematuria, proteinuria, rapid decline in renal function. Ref:Harrison 20 th edition pg no. 2167', 'role': 'assistant'}]