<prompt> Renal vein thrombosis is most commonly found in :Focal glomenilosclerosisMembranous GNMinimal change GNAcute pyelonephritis  <response>: Nephrotic syndrome accompanying membranous glomerulopathy and certain carcinomas are the most common cause of RVT.Remember :Most common cause of RVT in adult Nephrotic syndrome due to membranous glomerulonephritis.Most common cause of RVT in children K nephrotic syndrome due to minimal change disease.Most common cause of RVT in newborns and infants --- Asphyxia, dehydration, shock and sepsis. 