pathophysiolo of gastritis

8/14/2019 Pathophysiolo of Gastritis

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Pathophysiology of Gastritis

Predisposing Factors:

Dietary Indiscretion (the personeats food that is contaminatedthe disease causing bacteria)

Excessive alcohol IntakeIngestion of strong Acid or alkali

(more severe form; causesmucosa to becomegangrenous)

Precipitating Factors:

Overuse of aspirin and other non-steroidal anti-inflamatory drugs.

Bile refluxRadiation Therapy

Gastric mucous membrane becomes edematous and hyperemic(congested with blood and fluid)

Gastric mucous membrane undergoes superficial obstruction

Scanty amount of gastric juices is secreted with very little acidbut much mucus.

Superficial Ulceration

Signs and Symptoms

AnorexiaAbdominal discomfortHeadachehiccuping

DiarrheaNauseaVomiting

If treated:

Patient recovers within 24 hrs.,although the appetite maybediminished for an additional of 2-3days.

If not treated:

GI bleeding

Shock

Death