In spite of Crohn's and UC being very different<unk> s, both may present with any of the following symptoms: abdominal pain, diarrhea, rectal bleeding, severe internal cramps/muscle spasms in the region of the pelvis and weight loss. Anemia is the most prevalent extraintestinal complication of<unk> . Associated complaints or<unk> s include arthritis, pyoderma gangrenosum, primary sclerosing cholangitis, and non-thyroidal illness syndrome (NTIS). Associations with deep vein thrombosis (DVT) and bronchiolitis obliterans organizing pneumonia (BOOP) have also been reported. Diagnosis is generally by assessment of<unk>  markers in stool followed by colonoscopy with biopsy of pathological lesions.
Inflammatory bowel disease
Coeliac disease
Crohn's disease
Irritable bowel syndrome
Gastroenteritis
Ulcerative colitis
Anorexia nervosa
Chemical colitis