| Esophagitis | |
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| Classification and external resources | |
Micrograph of herpes esophagitis. H&E stain. |
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| ICD-10 | K20 |
| ICD-9 | 530.10 |
| MeSH | D004941 |
Esophagitis (or oesophagitis) is inflammation of the esophagus. It may be acute or chronic. The acute esophagitis can be catarrhal or phlegmonous, whereas the chronic esophagitis may be hypertrophic or atrophic.
Contents |
Forms of infectious esophagitis are typically seen in immunocompromised people. Types include:
Endoscopy can be used to distinguish among these conditions.[1]
The severity of esophagitis is commonly classified into four grades according to the Los Angeles Classification:[3][4]
| Grade A | One or more mucosal breaks < 5 mm in maximal length |
| Grade B | One or more mucosal breaks > 5mm, but without continuity across mucosal folds |
| Grade C | Mucosal breaks continuous between > 2 mucosal folds, but involving less than 75% of the esophageal circumference |
| Grade D | Mucosal breaks involving more than 75% of esophageal circumference |
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