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[Inflammatory bowel disease: 3 mainly by histology detectable variant forms]
1Gastroenterologie, Kantonsspital Olten, Olten. alex.straumann@hin.ch
Therapeutische Umschau. Revue Therapeutique
|April 16, 2003
Summary
Variant forms of inflammatory bowel disease (IBD) present unique gastrointestinal symptoms. Early recognition and histological analysis of biopsies are crucial for diagnosing these conditions, even with normal endoscopic findings.
Area of Science:
- Gastroenterology
- Histopathology
- Internal Medicine
Background:
- Idiopathic chronic inflammatory gastrointestinal diseases distinct from Crohn's disease and ulcerative colitis are increasingly recognized.
- These conditions are categorized as "variant forms" of inflammatory bowel disease (IBD).
Observation:
- This review details three distinct variant-IBD entities: adult primary eosinophilic esophagitis, celiac disease, and microscopic colitis.
- These conditions share characteristic histological abnormalities but often lack significant endoscopic findings.
- Symptoms include recurrent dysphagia (eosinophilic esophagitis), anemia and IBS-like symptoms (celiac disease), and watery diarrhea (microscopic colitis).
Findings:
- Adult primary eosinophilic esophagitis presents with dysphagia, particularly in males.
- Celiac disease may manifest as chronic anemia and irritable bowel syndrome-like symptoms.
- Microscopic colitis is characterized by watery diarrhea, potentially with weight loss.
Implications:
- Accurate diagnosis of variant IBD requires histological examination of biopsies, even when endoscopic visualization shows no mucosal alterations.
- Histological workup with appropriate staining is essential for identifying these conditions.
- Distinguishing these variant forms is critical for appropriate patient management and treatment strategies.