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18 Cards in this Set
- Front
- Back
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CLUES: Stool volume decreases with fasting; increased stool osmotic gap
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osmotic diarrhea
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CLUES: Large volume (> 1 L/d); little change with fasting; normal stool osmotic gap
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secretory diarrhea
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CLUES: Fever, hematochezia, abdominal pain
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inflammatory conditions - UC, Crohn disease, microscopic colitis, malignancy (lymphoma, adenoCa), radiation enteritis
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CLUES: Weight loss, abnormal laboratory values; fecal fat > 10 g/24h
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Malabsorption syndromes
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CLUES: Systemic disease or prior abdominal surgery
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motility disorders
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AIDS-related: viral
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CMV, HIV
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AIDS-related: bacterial
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C. diff, MAC
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AIDS-related: protozoal
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microsporida, Cryptosporidium, Isospora belli
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grows in meats, dairy and bakery products, abrupt onset, intense n/v in 1-8 hours, up to 24 hours; recover in 1-2 d
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staphylococcus
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reheated fried rice causes vomiting of diarrhea
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Bacillus cereus (preformed toxin)
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grows in rewarmed meat and poultry dishes and produce an enterotoxin
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C. perfringens
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grows in anaerobic acidic environments s.a. canned foods, fermented fish, foods held warm for extended periods
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C. botulinum
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associated with antimicrobial drugs
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C. difficile
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undercooked beef, esp hamburger, unpasteurized milk and juice, raw fruits; abrupt onset of diarrhea, bloody, abd pain; associated with HUS in children
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EHEC
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water, food contaminated with feces; watery diarrhea and abd cramps lasts 3-7 days; in travelers
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ETEC
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undercooked or raw seafood
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Vibrio parahaemolyticus
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contaminated water, fish, shellfish, street vendor food
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V. cholerae (Tetracyclimne)
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eggs, poultry, unpasteurized milk, cheese, juices, raw fruits and vegetables, prolonged carriage can occur
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salmonella
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