Stomach Cancer

cdunbar4's version from 2016-10-20 23:10


Question Answer
PrognosisBad, but it is decreasing in prevalence. Increases with age >65
definitionadenocarcinoma of the stomach wall
Many theories to etiology, what might be some?H. Pylori, auto-immune related inflammation, repeated exposure to irritants (bile, antiinflammatory agents, tobacco).
What types of foods has stomach cancers been associated with?smoked foods, salted fish/meat, and pickled vegetables
Type of diet associated with reduced rates of stomach cancerwhole grains, fresh fruits & vegetables
Other predisposing factorsatrophic gastritis, pernicious anemia, adenomatous polyps, hypertrophic gastropathy & achlorhydria
Why is stomach cancer so bad?spreads by direct extension & typically infiltrates rapidly to surrounding tissues.


Question Answer
Weightweight loss
Hungerearly satiety
Painabdominal pain/cramp and indigestion
Anemia can cause why signs/symptoms?pale and weak, maybe occult blood in stool
Supraclavicular lymph nodes feelhard
If ascites is present?poor prognosis, liver involvement


Question Answer
Upper GI endoscopyinject air to distend so mucosal folds can be stretched, visualize & take samples
Endoscopic ultrasound, CT & PET scan can be used forthe staging of the disease
Laproscopy is used todetermine peritoneal spread
Blood chemistrieselevations in liver enzymes & serum amylase may indicate liver and pancreatic involvement.
Stool examination evidence of occult or gross bleeding
Post-opGeneral post-op; similar to PUD post-op (NG tube, dumping syndrome, nutritional therapy)

Section 4

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