On gross pathology, duodenum usually shows: 
Scalloping of duodenal folds Mosaic mucosal pattern Mucosal atrophy
What is the underlying physiological process of Celiac disease?
<s>[INST] Answer the question truthfully, you are a medical professional. This is the question: What is the underlying physiological process of Celiac disease? [/INST] \n On gross pathology, duodenum usually shows: 
Scalloping of duodenal folds Mosaic mucosal pattern Mucosal atrophy</s>