Actually yes, it can be, but since she is so young, I dunno if it will be a real problem at this point. The problem with absorption is scar tissue, depending on how much damage the disease has done in the past, over how many years. It should get a whole lot better if you get the inflammation under control with remicade.
CD dx @ 13 (1987)
Prednisone 20mg every other day
Zantac 150 - Twice Day