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DIT Gram negative
supplement
| Question | Answer |
|---|---|
| urethritis, cervicitis, PID, epididymis | Neisseria gonorrhea Chlamydia trachomatis |
| Most common cause of septic arthritis in young, sexually active individuals | neisseria gonorrhea |
| opthalmia neonatorum = sticky eye discharge in neonate that may cause blindness | neisseria gonorrhea |
| pneumonia(CF,i/c), Osteomylitis(DM,IVDA), hot tub folliculitis, burn wound infx, sepsis, endocarditis (IVDA), corneal infx, external otitis (elderly,DM), UTI | pseudomonas aeroginosa |
| E Coli, Salmonella, Shigella, Klebsiella, enterobacter, serratia, Proteus | Enterobacteriaceae |
| All species have somatic (O) antigen | Enterobacteriaceae |
| related to the virulence of the bug | Capsular (K) antigen of enterobacteriaceae |
| Flagellar (H) antigen | motile enterobacteriaceae have 'em |
| All ferment glucose and are oxidase negative | Enterobacteriaceae |
| similar to cholera(water, shellfish), rice water diarrhea | ETEC |
| no intestinal wall invasion = no fever | ETEC |
| tx with TMP-SMX, fluroquinolones | ETEC |
| 0157:H7 causing hUS from hamburger meat | EHEC |
| hemolysis (anemia), renal failure (uremia), thromboxytopenia | HUS: EHEC |
| similar to Shigella | EPEC |
| intestinal wall invasion = fever and bloody diarrhea | EIEC |
| have shiga like toxin (Verotoxin) that inhibits 60s ribosome | EHEC and EIEC |
| What is the most common cause of G neg sepsis? 2nd? | E Coli, Klebsiella |
| So motile that no distinct colonies can be grown | proteus |
| common cause of UTI | proteus |
| urease -> NH3 + CO2 -> ammonium-Mg-phosphate stones = staghorn calculi | proteus |
| common cause of osteomyelitis in sickle cell patients | salmonella |
| most common cause of food associated diarrhea in developed countries via poultry, eggs, reptiles | salmonella enterica and enteritidis |
| abx may prolong the carrier state in GI tract infections | salmonella |
| more virulent that salmonella | shigella |
| bacterial dysentary | shigella flexneri, sonnei, dysenteriae |
| causes reiter's syndrome | shigella flexneri |
| cat scratch | bartonella henselae |
| dog/cat bite | pasturella multocida |
| cat feces | toxoplasmosis |
| puppy feces | yersinia enterocolitica |
| animal urine | leptospira |
| rat bites | spirillum minus |
| Gram neg, oxidase positive diplococci | neisseria |
| burning feeling in guy after meals. EGD show Gram neg rods. | H Pylori |
| smoker w/ new cough and flu like sx. Gram stain shows nada, silver stain shows rods. | Legionella pneumophila |
| osteomyelitis in a pt w/ DM | pseudomonas |
| sepsis, DIC, adrenal hemorrhage | N. meningitidis |
| 5 yo w/ pharyngitis, drooling, and X ray reveals thumb sign | H. influenza |
| Osteomyelitis in a pt with SCA | salmonella |
| alcoholic with aspiration penumonia | klebsiella |
| child with new puppy develops sever abdominal pain | Yersinia |
| What enzymes do obligate anaerobes lack? | catalase and/or superoxide dismutase |
| Burn wound infection | pseudomonas |
| motile organism that causes UTI | proteus |
| travelers' diarrhea | ETEC |
| life threatening meningitis plus purpura | Neisseria Men. |
| Common cause of both UTI and pneumonia | klebsiella |
| corneal infections in contact lens wearers | pseudomonas |
| septic arthritis in young, sexually active pts | Neisseria Gon. |
| acute onset of unilateral knee pain and bilateral Bell's palsy. | Lyme disease - ixodes tick - borrelia burgdorfi |
| Tx for 21 yo with 5 days of fever,chills, and an enlarged, painful knee | ceftriaxone |
| after amoxicillin, an adult pt develops toxic megacolon and diarrhea. Que paso? | C diff overgrowth |
| lactose fermenting enteric bacteria | Citrobacter, Serratia, klebsiella, E coli, enterobacter |
| ferment glucose and produce IgA proteases | Neisserias |
| ferments both glucose and maltose | N. meninigitidis |
| Epiglottitis, Meningitis, Otitis media, Pneumonia | Haemophilus influenza |
| chocolate agar with factors V (NAD+) and X (hematin) | Haemophilus influenza |
| vaccine contains type B capsular polysaccharide conjugated to diphtheria toxoid or other protein | Haemophilus influenza |
| silver stain | Legionella pn |
| Charcoal yeast with iron and cysteine | Legionella pn |
| Aspiration pneumonia, Abscess in lugs, Alcoholics, Diabetics | klebsiella |
| comma shaped, oxidase positive, major cause of bloody diarrhea | campylobacter jejuni |
| precursor to Guillain Barre | campylobacter jejuni |
| toxin permanently activates Gs, increasing camp and producing profuse diarrhea | vibrio cholerae |
| comma shaped, oxidase positive, grows in alkaline media | virio cholerae |
| Borrelia, Leptospira, Treponema | spirochetes |
| dark field microscopy | treponema |
| question mark shaped from animal pee water | leptospira |
| jaundice and azotemia from liver and kidney dysfunction - fever hemorrhage and anemia | Weil's disease: leptospira |
Created by:
kayjames
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