<prompt> A 50 yr old male presented with history of hematemesis - 500 ml of blood and on examination shows BP - 9060, PR - 110min and splenomegaly 5 below lower costal margin. Most probable diagnosis isMallory Weiss tearDuodenal ulcerGastritisPoal hypeension  <response>: Ans. is d i.e. Poal hypeension 