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Úlcera Gástrica y Duodenal

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ÚLCERA LCERA PÉPTICA: P PTICA: Patogenia<br />

<strong>Úlcera</strong> lcera <strong>Gástrica</strong> G strica <strong>Úlcera</strong> lcera <strong>Duodenal</strong><br />

Edad Avanzada Media<br />

Células lulas parietales Normal / disminuida Aumenta 10-20 10 20 veces<br />

S. Ácida cida basal nocturna Normal / disminuida Aumentada<br />

S. Ácida cida Máxima M xima Normal / disminuida Aumentada<br />

Defensa de la mucosa Disminuida<br />

H.p. H.p<br />

> 80% 90% y ><br />

Gastrina sérica rica<br />

posprandial<br />

Aumentada<br />

Vaciamiento gástrico g strico Aumentado<br />

Pepsinógeno<br />

Pepsin geno Aumentado (II) Aumentado (I)

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