congenital selective glucose and galactose malabsorption

con·gen·i·tal se·lec·tive glu·cose and ga·lac·tose mal·ab·sorp·tion

an inherited disorder in which d-glucose and d-galactose accumulate in the intestinal lumen and exert an osmotic effect; leads to abdominal fullness, abdominal pain, and diarrhea.