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27 Cards in this Set
- Front
- Back
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what receptors use Gs
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B1
B2 H2 V2 D1 |
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MCC of bleeding peptic ulcer
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NSAIDs
H pylori |
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what is inhibited by PPI
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H/K ATPase
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antacid that:
causes diarrhea |
Mg
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antacid that:
causes constipation |
Al
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antacid that:
causes hypercalcemia |
Ca
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antacid that:
causes hypokalemia |
Al
Mg Ca |
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drug that would address an ulcer caused by NSAIDs
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misoprostol
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features of pyloric stenosis
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nonbilious, projectile vomiting
hypochloremic metabolic acidosis with hypokalemia palpable olive |
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neutrophils on BM, loss of surface epithelium, fibrin containing purulent exudate
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acute gastritis
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SI biopsy reveals lymphocytes with irregular nuclear contours
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MALToma
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stomach biopsy reveals lymphoid aggregates on lamina propria
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chronic gastritis
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MCC of ulcers
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H pylori
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thickening of gastric folds, increased gastrin
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ZES
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what toxin is found in nitrosamines (smoked foods)
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polycyclic hydrocarbons
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what are signet ring cells
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mucin filled cells with the nucleus pushed to the periphery
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what pathologies are a/w signet ring cells
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stomach cancer
lobular carcinoma in situ |
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where can stomach cancers mets
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virchows node
krukenberg tumor sister mary joseph |
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difference between erosion and ulcer
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erosion does not penetrate muscularis, unlike ulcers
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Rx for H pylori
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PP
clarithromycin amoxicillin or metronidazole |
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what ulcer drug requires acidic environment for activation
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sucralfate
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what anticholinergics can be used to treat ulcers
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pirenzepine
propantheline |
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side effects of cimetidine
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inhibit P450
antiandrogenic dec renal excretion of creatnine |
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what GI drug can dec methemoglobin
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cimetidine
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general side effect of H2 blockers
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thrombocytopenia
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antiemetic used postoperatively or during chemo
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ondansetron
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MOA of ondansetron
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5HT 3 blocker
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