1-If a patient has 100 gm/d of fecal fat, the diagnosis is ___________

2-will the xylose absorption test be normal or abnormal?

You MUST I repeat you MUST understand everything to know about malabsorption, those are some easy points on the test if they ask you about it.

1- the answer is pancreatic insufficiency
2- the answer is normal

Malabsorption is either caused by
1-Decrease mucosal transport or
2-Decrease digestion due to pancreatic insufficiency.

YOU diffentiate them by the xylose absorption test.

May GOD give you the knowledge and wisdom to pass this exam call USMLE step1.
GOD bless
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