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Microbiology All
| Term | Definition |
|---|---|
| S. Aureus | Gram pos cocci clusters, toxic shock syndrome toxin 1, penicillin resistance due to beta-lactamase production |
| Coag neg Staph | common skin flora |
| S. epidermidis | gram pos cocci clusters, novobiocin S, common skin flora |
| S. saprophyticus | UTIs, coag neg, novobiocin R |
| S. pyogenes | gram pos cocci chains, Group A, respiratory, bacitracin S, beta hemolytic, M protein |
| S. agalactiae | gram pos cocci chains, Group B, small bet hemolysis, bacitracin R, CAMP test pos |
| S. pneumoniae | gram pos cocci chains, normal upper respiratory flora, can cause lobar pneumonia, otitis media, and meningitis, inhibited by optochin |
| Listeria monocytogenes | aerobic gram pos bacilli, meningitis, CAMP test pos, cata pos, non-spore forming |
| Corynebacterium | aerobic gram pos bacilli, chinese letters, non-spore forming |
| B. anthracis | aerobic gram pos bacilli, spore forming, wool-soters disease, medusa head colonies |
| Bacillus spp. | aerobic gram pos bacilli, spore forming, boxcar morphology, cata pos |
| B. cereus | aerobic gram pos bacilli, spore forming, food poisoning, lab contaminant, motile, penicillin R |
| Neisseria | oxidase pos, 5-10% CO2 at 37C, aerobic gram neg |
| N. gonorrhoeae | aerobic gram neg dipplococci, no growth on SBA, genital cultures, cata/oxi/glu pos, TM selective |
| N. meningitidis | aerobic gram neg dipplococci, cata/oxi/glu/malt pos, sputum, blood, naso |
| Moraxella catarrhalis | aerobic gram neg rods, resp, cata/oxi/DNase/nitrate pos |
| MAC | selective for lactose fermentation, differential for gram neg |
| EMB | lac ferm are dark, non lac ferm are colorless, E coli has green sheen |
| HE | selective for lactose and sucrose fermenters, sal are geen with black center, shigella are green |
| XLD | lactose and sucrose fermenters are yellow, sal are red with black centers, shigella are clear |
| Bismuth sulfite | S. typhi is black |
| Brilliant green | Proteus and sal are red/pink, shigella and most lactose ferm will not grow |
| E. coli | gram neg rod, lactose ferm, A/AG, mol/ind/orn/lys/MR pos |
| Shigella | gram neg rod, K/A, MR pos |
| Klebsiella pneumoniae | gram neg rod, mucoid, lactose ferm, A/AG, cit/lys/VP/urea pos |
| Enterobacter | gram neg rod, lactose ferm, A/AG, mol/orn/cit/VP pos |
| Serratia | gram neg rod, lactose ferm, K/A, mol/orn/cit/lys/VP pos |
| Salmonella | gram neg rod, K/AH2S, mol/orn/cit/lys/MR pos |
| P. mirabilis | gram neg rod, swarms, K/AH2S, PD/mol/orn/cit/MR/urea pos |
| P. Vulgaris | gram neg rod, non-swarming, A/AH2S, PD/mol/ind/MR/urea pos |
| Morganella | gram neg rod, K/A, PD/mol/ind/orn/MR/urea pos |
| H. influenzae | gram neg rod, X and V factor pos |
| H. aegyptius | gram neg rod, pink eye, conjunctivitis, X and V factor neg |
| H. ducreyi | gram neg rod, gential ulcers, X pos and V factor neg |
| Pseudomonas Aeruginosa | gram neg bacilli, nonfermenter, cystic fibrosis, oxi/mol pos, metallic sheen on SBA, beta hemolytic, grape odor |
| B. mallei | gram neg bacilli, nonfermenter, glanders, horses/mules/donkeys |
| Acinetobacter | gram neg bacilli, nonfermenter, tend to be multidrug resistant, cata pos |
| Francisella | gram neg bacilli, tularemia, carried by wild animals, deer/rabits/beavers/squirrels |
| Brucella | gram neg bacilli, undulant fever, blood and bone marrow, strict aerobe, oxi/cata pos |
| Bordetella pertussis | gram neg bacilli, beta hemolytic, only member of species that wont grow on MAC and is urease pos |
| Acinobacillus | gram neg bacilli, normal flora of animals, animal bites, cata/glu pos |
| Legionella pneumophila | gram neg rod, legionellosis, pontiac fever |
| Gardnerella | gram pos bacilli, clue cells, BV |
| Bartonella | gram neg bacilli, trench fever, human lice, cat-scratch disease |
| V. cholerae | gram neg curved bacilli, rice water stool, raw shellfish, food poisoning in Asia, ind/oxi pos |
| V. vulnificus | gram neg rod, undercooked seafood, raw oysters, ind/oxi pos |
| C. jejuni | gram neg curved rods, microaerophilic, 42C, darting motility |
| H. pylori | gram neg rods, peptic and duodenal ulcers, oxi/cata pos |
| Mycobacteria | cause TB, acid fast bacilli, lower respiratory, sputum and brpnchial washings, blood and marrow, tissue |
| Obligate | cannot use oxygen, oxygen is lethal |
| Aerotolerant | cannot use oxygen but can grow in it |
| Faculative | will use oxygen if present but can grow without it |
| Microaerophile | oxygen conc of 5-10% |
| Capnophile | increased conc of CO2 |
| B. fragilis | gram neg bacilli, normal colon flora, surgery, trauma, disease, growth on 20% bile, cata/bile esculin pos, rifampin S |
| C. perfringens | gram pos bacilli, spore forming, gas gangrene, food poisoning, puncture wound, ingestion, normal GI and vag flora, reverse CAMP test pos |
| C. tetani | gram pos bacilli, spore forming, tetanus, lock jaw, soil or wounds, drumstick |
| C. botulism | gram pos bacilli, spore forming, botulism, canned foods, lipa/glu/mol pos |
| C. difficile | gram pos bacilli, spore forming, normal GI flora is some ppl, colitis and diarrhea, enterotoxin A and/or B |
| C. trachomatis | leading cause of blindness |
| R. rickettsii | rocky mountain spotted fever, ticks |
| R. typhi | endemic or murine typhus, fleas |
| Coxiella burnetii | Q fever, inhalation, contact with fomites, contaminated milk |
| Mycoplasma pneumoniae | no cell wall, fried egg, walking pneumonia, direct resp contact |
| Mycoplasma hominis | no cell wall, fried egg, linked to PID, sexually active adults |
| Borrelia burgdorferi | lyme disease, ixodes tick, western blot |
| Leptospira | weil's disease, zoonosis of rodents, dogs, cattle, contact with contaminated animal urine, darkfield microscopy, fletchers media |
Created by:
Ramin11
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