those that cause the malabsorption syndrome , i.e. , steatorrhea and weight loss , can be conveniently categorized according to the major deficiency leading to the absorptive defect as follows : insufficient pancreatic enzyme activity , insufficient bile acid , disease of the small intestinal wall , multiple defects , mechanism unknown , and drug-induced malabsorption .
C0024523
malabsorption syndrome
C0021831
disease of the