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Øsofagus' og ventriklens sygdomme - Gastro.patologi.org

Øsofagus' og ventriklens sygdomme - Gastro.patologi.org

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MALT<br />

• Marginal zone lymfom af mucosa ass. lymfoidt væv<br />

• >90% ass. med Helicobacter Pylori infektion<br />

• Ekstranodalt lymfom<br />

• Heter<strong>og</strong>ene små B lymfocytter inkl. marginal zone<br />

celler (centrocyt-lign. celler), monocytoide celler,<br />

immunoblaster <strong>og</strong> centroblast-lign celler<br />

• Vokser omkring marginal zonen af reaktive B-celle<br />

follikler<br />

• Indvækst i benignt epitel, lymfoepiteliale læsioner

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