TOPICS: Dysregulated immune response, caucasian, eastern european jews, recurrent bloody diarrhea, abdominal pain, ulcerative colitis, mucosal and submucosal inflammation, rectum, cecum, continuous, left lower quadrant pain, pseudopolyps, loss of haustra, lead pipe sign, crypt abscesses, toxic megacolon, carcinoma, smoking, crohn disease, transmural inflammation, skip lesions, terminal ileum, rectum spared, right lower quadrant pain, non-bloody diarrhea, cobblestone mucosa, creeping mesenteric fat/strictures, non-caseating granulomas, malabsorption, renal stones, fistula
