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03:23
Three-Dimensional Cell Culture Models to Investigate the Epithelial Barrier in Eosinophilic Esophagitis
Published on: May 10, 2024
Eosinophilic oesophagitis versus reflux oesophagitis.
1Ankara University Medical School, Department of Pathology, Ankara, Turkey. ensariarzu@gmail.com
Acta Gastro-Enterologica Belgica
|August 25, 2011
Summary
Distinguishing reflux oesophagitis (RO) from eosinophilic oesophagitis (EoO) requires careful evaluation. Eosinophil counts and location are key histologic features differentiating these esophageal inflammatory conditions.
Area of Science:
- Gastroenterology
- Pathology
- Immunology
Background:
- Reflux oesophagitis (RO) involves esophageal inflammation from stomach acid.
- Histologic features of RO are often nonspecific.
- Eosinophilic oesophagitis (EoO) is an allergic inflammatory disorder of the esophagus.
Purpose of the Study:
- To differentiate between reflux oesophagitis (RO) and eosinophilic oesophagitis (EoO).
- To highlight key histologic features for differential diagnosis.
Main Methods:
- Histopathologic examination of esophageal biopsies.
- Quantification of eosinophils per high power field (eos/hpf).
- Consideration of immunohistochemistry for eosinophil secretory products in intermediate cases.
Main Results:
- Eosinophil counts >15 eos/hpf suggest EoO, with superficial concentration and microabscess formation.
- Dense fibrosis and increased lamina propria eosinophils are seen in EoO.
- Immunohistochemistry aids in identifying degranulated eosinophils in borderline cases.
Conclusions:
- Distinguishing EoO from RO necessitates comprehensive clinical, endoscopic, and histologic assessment.
- Close collaboration between pathologists and gastroenterologists is crucial for accurate diagnosis.
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