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HEMORRHOIDS (Causes (Prolonged standing/ sitting, Portal hypertension,…
HEMORRHOIDS
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Pathophysiology
Superior hemorrhoidal veins don't contain valves and are therefore vulnerable to over distension when a person stands
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Blood vessels becomes loose from the connective tissue with protrusion or prolapse into the anal canal.
Definition
Vascular masses of dilated superior or inferior hemorrhoidal veins that form part of the submucosal layer of the lower rectum.
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