chronic nonspecific ileitis with ulcer. ibd.

medical science disease scientific cell inflammation tissue microscopic digestion digestive intestine colon gut gastrointestinal bowel histology duodenum biopsy intestinal epithelium jejunum histological epithelial cells acute regional ileitis alimentary celiac chronic nonspecific closeup colon colonoscopic crohn#39aph39#s histiocytes ibd ileal mucosa ileo-cecal ulcer ileum cancer inflammation ileum inflammatory bowel intestinal infection ileitis plasma simple columnar epithelial small terminal villi