Gastro

Question 1

What are the causes of lipid malabsorption?

Answer 1

#pancreatic disease
#hyper-secretion of gastrin
#ileac resection(depletion of bile acid pool)
#bacterial overgrowth(early due conjugation of bile acid)
#decreased number of intestinal cells[tropical sprue=malabsorpt+megalobls.anemia]
#decreased apo-protein B

Question 2

Why does gastrinoma(Zollinger-Elimson) cause diarrhea?

Answer 2

Due to the ^^gastrin>^^H+>low pH in the duodenum >inactivation of the pancreatic lipase>malabsorption of the lipids