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43 Cards in this Set
- Front
- Back
Facultative gram negative rods, non-lactose fermenting, produces H2S, and cultured in XLD medium |
Salmonella spp. |
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Salmonella that can be seen in human colon only |
S. typhi |
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Two species of Salmonella that cause enterocolitis, the invasion of epithelial and subepithelial tissue of large and small intestines. From infected egg and chicken |
S. enteritidis and S. typhimurium |
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Species of Salmonella that causes typhoid fever due to Vi capsular antigen, allowing the organism to enter and multiply in Peyer's patches and then spread to reticulo-endothelial system. |
Salmonella typhi |
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In typhoid fever, there is prediletion for invasion of the ______, which can result in establishment of the chronic carrier state |
Gallbladder |
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Species of Salmonella that causes Septicemia, bacteremia which results in seeding of many organs with osteomyelitis, pneumonia, and meningitis as the most common sequelae. Commonly in patients with sickle cell anemia or cancer |
S. choleraesuis |
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In week 1 of tyhoid fever, there is stepwise fever with relative bradycardia, anorexia, malaise, and bacteremia. Most important culture source is |
Blood |
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In week 2 of typhoid fever, there are abdominal symptoms: abdominal pain, bloating, constipation, rose spots, hepatosplenomegaly, and jaundice. Most important culture sources are |
Urine, the rose spots |
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In week 3 of typhoid fever, there is bleeding, ileitis, and pneumonia. Most important culture source is |
Stool |
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In week 4 of typhoid fever, the patient may recover or die. Culture source |
Bone marrow |
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A patient with typhoid ever past week 4 and is in a chronic carrier state has these culture sources |
Bile, stool, bone marrow |
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Treatment for Salmonella spp. |
Ceftriaxone, Ciprofloxacin In Philippines: Amoxicillin, chloramphenicol, cotrimoxazole |
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Non-lactose fermenting gram-negative rods that do not produce H2S, are non motile, and cultured in XLD medium |
Shigella spp. |
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Shigella invade which part of the GIT |
Distal ileum and colon |
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Shigella that is the most common cause of bacillary dysentery |
Shigella sonnei/Duval's bacillus |
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Shigella that causes the most severe form of bacillary dysentery and is the most common cause of epidemic dysentery |
Shiella dysenteriae type I/Shiga bacillus |
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Treatment for severe cases of Shigella |
Ciprofloxacin |
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Comma-shaped gam negative rods, motile, oxidase positive, cultured on thiosulfate citrate bile salts sucrose agar, with shooting star motility |
Vibrio spp. |
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Vibrio found in human colon only |
V. cholerae |
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Difference in transmission route between V. cholerae, parahaemolyticus, and vulnificus |
V. cholerae- fecal-oral route V. parahaemolyticus- contaminated raw seafood V. vulnificus- trauma to skin especially in shellfish handlers or ingestion of raw shellfish |
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Vibrio cholerae causes cholera, producing watery diarrhea in large volumes, described as |
rice water stools |
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Vibrio tahat causes gastroenteritis and wound infections |
V. parahaemolyticus, V. vulnificus |
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DOC for cholera |
Tetracycline |
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Treatment for V. parahaemolyticus and V. vulnificus |
Minocycline plus fluoroquinolone or cefotaxime |
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Comma-shaped gram negative rods that are microaerophilic and grow well at 42C on Skirrows agar (prefers hot temperature) |
Campylobacter jejuni |
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Most common cause of bacterial gastroenteritis |
Campylobacter jejuni |
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Campylobacter jejuni produces histologic damage to the mucosal surfaces of the |
Jejunum |
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Syndrome associated with Campylobacter jejuni where there is antigenic cross-reactivity between oligosaccharides in bacerial capsule and glycosphingolipids on surface of neural tissues |
Guillan-Barre syndrome |
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Campylobacter jejuni is associated with Reiter's syndrome, triad of which is |
"Can't pee, can't see, can't climb a tree" Urethritis Uveitis Arthritis |
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Treatment for Campylobacter jejuni |
Erythromycin for severe disease |
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Curved gram-negative rod, microaerophilic, urease positive |
Helicobacter pylori |
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Most common urease positive bacteria |
"PucK HU" Proteus mirabilis Klebsiella pneumoniae Helicobacter pylori Ureaplasma urealyticum |
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Helicobacter pylori damages ____ of the gastric mucosa |
Goblet cells |
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Thanks to Helicobacter pylori's urease, they can produce large amounts of _____ to neutralize the stomach acid |
Ammonia |
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H. pylori is associated with these 3 diseases |
Peptic ulcer disease, gastric carcinoma, MALT lymphomas |
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Drugs used for H. pylori eradication |
Tetracycline, Clarithromycin, Metronidazole, Amoxicillin |
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Facultative gram negative rods with large polysaccharide capsule and extended spectrum beta-lactamase activity in drug resistant strains. Urease positive |
Klebsiella pneumoniae |
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Bacteria that causes necrotizing pneumonia with thick bloody sputum ("currant jelly" sputum) |
Klebsiella pneumoniae |
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Most common cause of pneumonia in alcoholics |
Klebsiella pneumoniae |
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Facultative gram negative rods, non-lactose fermenting, urease positve, with swarming motility/concentric growth |
proteus mirabilis |
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Urease of Proteus mirabilis hydrolyzes the urea in urine to form ammonia, raising pH to produce alkaline urine and encouraging the formation of ______ composed of magnesium-ammonium-phosphate |
Struvite stones |
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Proteum mirabilis is associated with complicated UTI associated with nephrolithiasis and _______ that form on renal calyces |
Staghorn calculi |
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Treatment for Proteus mirabilis |
TMP-SMX or ampicillin |