Helicobacter pylori infection classification

Helicobacter pylori infection Microchapters

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Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1]; Associate Editor(s)-in-Chief: Yamuna Kondapally, M.B.B.S[2]

## Overview

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The H. pylori infection may be classified according to international classification of diseases-10 (ICD-10) into :*B96.81 Helicobacter pylori (H. pylori) as the cause of diseases classified elsewhere. It is also classified into acute and chronic based on duration of inflammation and based on pathogenesis, the infection is classified into gastritis, peptic ulcer disease, gastric adenocarcinoma and MALT lymphoma.

## Classification

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1\. ICD classification

Helicobacter pylori infection may be classified according to international classification of diseases-10 (ICD-10) into:[1]

* B96.81 Helicobacter pylori (H. pylori) as the cause of diseases classified elsewhere

2\. Duration of inflammation

Based on duration of inflammation, H. pylori infection is classified into:[2]

* Acute
* Chronic

* Chronic antral-predominant inflammation
* Chronic corpus-predominant or pangastritis

3\. Pathogenesis

Based on pathogenesis, H. pylori infection is classified into

* Gastritis
* Peptic ulcer disease

* Gastric ulcer
* Duodenal ulcer

* Gastric adenocarcinoma
* MALT lymphoma

## References

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1. ↑ ICD 10 http://apps.who.int/classifications/icd10/browse/2016/en#/B98.0 (2016) Accessed on January 15,2017
2. ↑ Faigel DO, Furth EE, Childs M, Goin J, Metz DC (1996). "Histological predictors of active Helicobacter pylori infection". Dig Dis Sci. 41 (5): 937–43. PMID 8625766.CS1 maint: Multiple names: authors list (link)