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
All of the following are Causes of ATN except - 
Select and explain. 
A. Radiocontrasts, B. Placenta pre, C. Amphotericin B, D. Abruptio placentae
B: Placenta pre
Answer: B: Placenta pre 
Explanation: Ref:Harrison 20th edition pg no. 2101,2099. Causes of intrinsic renal failure (ATN) SMALL VESSELS Glomerulonephritis, vasculitis TTP/HUS,DIC malignant HTN, sepsis Calcineurin inhibitors Atheroemboli Tubules Toxic ATN-endogenous(rhabdomylolysis,hemolysis)-exogenous (contrast ,cisplatin, gentamicin) Ischemic ATN sepsis intratubular Endogenous (myeloma proteins, uric acid, cellular debris) exogenous -acyclovir, methotrexate large vessels Renal aery embolus, dissection, vasculitis, renal vein thrombosis, abdominal compament syndrome Interstitium allergic (ppi s, NSAIDS, rifampicin. ..) Infection(severe pyelonephritis, legionella, sepsis Infiltration (leukemia ,lymphoma) Inflammatory(sjogrens,tubulointerstitial nephritis. In abruptio placenta, DIC is seen. Ref Harrison20th edition pg 234