Extranodal marginal zone B-cell lymphoma of mucosa-associated lymphoid tissue of stomach (Q39147): Difference between revisions
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Linfoma indolente de células B de baixo grau, geralmente associado à infecção por Helicobacter pylori. Morfologicamente, é caracterizado por um infiltrado linfocítico atípico da mucosa densa (células semelhantes a centrócitos) com lesões linfoepiteliais frequentemente proeminentes e diferenciação plasmocítica. Alguns dos linfomas MALT gástricos são portadores de t(11; 18) (q21; q21). Esses casos são resistentes ao tratamento do Helicobacter pylori. | |||
| description / en | description / en | ||
A low grade, indolent B-cell lymphoma, usually associated with Helicobacter pylori infection. Morphologically it is characterised by a dense mucosal atypical lymphocytic (centrocyte-like cell) infiltrate with often prominent lymphoepithelial lesions and plasmacytic differentiation. Some of gastric MALT lymphomas carry the t(11;18)(q21;q21). Such cases are resistant to Helicobacter pylori therapy. | |||
Revision as of 04:27, 13 August 2026
A low grade, indolent B-cell lymphoma, usually associated with Helicobacter pylori infection. Morphologically it is characterised by a dense mucosal atypical lymphocytic (centrocyte-like cell) infiltrate with often prominent lymphoepithelial lesions and plasmacytic differentiation. Some of gastric MALT lymphomas carry the t(11;18)(q21;q21). Such cases are resistant to Helicobacter pylori therapy.
| Language | Label | Description | Also known as |
|---|---|---|---|
| default for all languages | 2A85.1 |
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| English | Extranodal marginal zone B-cell lymphoma of mucosa-associated lymphoid tissue of stomach |
A low grade, indolent B-cell lymphoma, usually associated with Helicobacter pylori infection. Morphologically it is characterised by a dense mucosal atypical lymphocytic (centrocyte-like cell) infiltrate with often prominent lymphoepithelial lesions and plasmacytic differentiation. Some of gastric MALT lymphomas carry the t(11;18)(q21;q21). Such cases are resistant to Helicobacter pylori therapy. |
