<prompt> A 40 year male presents with hematemesis. On examination his BP was 9060 mmHg and Heart Rate was 120min. Splenomegaly was also present. The most probable cause of his bleeding is:Portal HypertensionGastric ulcerDuodenal ulcerDrug-induced GI injury  <response>: Ans is a i.e. Portal hypertension Among the given options, splenomegaly is most likely to be associated with Portal hypertension.Causes of upper GI bleed in descending order Peptic ulcerDuodenal ulcersGastric ulcersOesophageal varicesGastritis, erosionsMallory-Weiss tearsUncommon causesGastric carcinomaEsophagitis PancreatitisHemobiliaVascular lesions 