Antibiotic
| Organism | A Little Information | Antibiotic |
| Gram Positives | ||
| Staphylococcus Aureus | F.P., bacteremia, endocarditis, arthritis, osteomyelitis; coag and cat + | Anti-staph penicillin (nafcillin), Vancomycin |
| Staph. Epidermidis | Line related; catheters; coagulase -, cat + | Vancomycin |
| Staph. Saprophyticus | UTI; coagulase -, cat + | Norfloxacin |
| Streptococcus pyogenes (Group A) | pharyngitis; TOXIC S.S.;Rheu; M. Protein; Bac. Susceptible, Beta-hemo | Penicillin |
| Strept. Agalactiae (Group B) | Babies; CAMP positive; Beta-hemo; Bacitracin resistant | Penicillin |
| Group C Strept. | Animals; bacteremia like the others; Beta-hemo | Penicillin |
| Group D Strept. (Enterococcus & S. Bovis) | UTI, W.I., Endocarditis; Gamma-hemo.; 6.5% NaCl; Bile +, | Vanco. (can be res.) Ampicillin + Gentamicin |
| Group G Strept. | Penicillin | |
| Streptococcus Pneumoniae | Com Pneu.; otitis media; optochin sensitive; Adult Meningitis; alpha-hemo; cap | Penicillin, Vanco, Cefotaxime, Vaccine |
| Viridians streptococci | Dental; endocarditis; heart valves; optochin resistant;Alpha-hemolytic | Penicillin, Cefotaxime |
| Nutritionally deficient Strept | Bacteremia; endocarditis | Penicillin |
| Streptococcus milleri | Beta hemolytic | Penicillin |
| Corynebacterium diptheriae | diptheria, inactivates EF-2; A-B type exotoxin, Tell your intern not to loaf | antitoxin; Intramuscular penicillin and Erythromycin; vaccine DPT |
| Listeria Monocytogenes | Meningitis; bacteremia (5th); MOTILE; multiplies In and ext.; CSF; FIO | Penicillin G; Ampicillin |
| Bacillis Anthracis | Anthrax; spores; 4 types; capsule; Lethal and Edema toxin; 5% CO2 to get Capsule | Penicillin G; tetracycline; |
| Bacillis Cereus | food poisoning; heat stable enterotoxin; Rice | Get Serious; the enterotoxin is preformed; AB won’t work; self limiting |
| Gram Negatives | ||
| Neisseria gonorrhoea | pili and Protein 1; PID and urethritis; Gram – diplococci; Thayer Martin medium | Ceftriaxone plus Doxycycline (for Chlamydia); erythromycin eye drops |
| Neisseria Meningitidis | Peds, headache, petechial skin lesions(LPS endotoxin); IgA1 protease | Penicillin G; ceftriaxone, sulfa for the family |
| E. Coli | UTI, Gastroenteritis, LACTOSE; normal intestine flora; septicemia | Antimicrobial therapy; need susceptible testing |
| EIEC | Like Shigella; INVASIVE; DOES NOT penetrate the epithelium (no septicemia) | Antimicrobial therapy; need susceptible testing |
| ETEC | Trav diarrhea; fimbriae attach microvilli of the S.I.; non-invasive; like cholera | Antimicrobial therapy; need susceptible testing |
| EHEC | Hemorrhagic colitis; Hambs.; Verotoxin (like Shigella); HUS; inhibits 60s ribo | Antimicrobial therapy; need susceptible testing |
| EPEC | Infant diarrhea; NOT invasive; no obvious pili | Antimicrobial therapy; need susceptible testing |
| EAEC | prolonged watery diarrhea; pili | Antimicrobial therapy; need susceptible testing |
| Shigella | Invasive/NOT penetrable;NLF.; Shiga toxin inhibits protein synthesis | Antimicrobial therapy; need susceptible testing |
| Salmonella typhi. | Penetrates; S.I.; motile, NLF, typhoid fever; H antigens | Typhoid fever- cipro or ceftriaxone; Gastroenteritis- fluid and elect |
| Klebsiella Pneumoniae | LF; nonmotile; UTI (2nd); | Antimicrobial therapy |
| Yersinia enterocolitica | Penetrable; enterocolitis | |
| Vibrio cholerae | non-invasive; choleragen; rice-water stools; no blood or pus; O-antigen | Tetracycline; fluid and electrolyte replenishment |
| Vibrio cholerae non-01 | different LPS antigen group; gastroenteritis; raw seafood | not normally treated |
| Vibrio Parahaemolyticus | halophilic, raw seafood; Gastroenteritis; cook your food and eat it soon | |
| V. fluvialis, mimicus, hollisae | All produce a toxin similar to the non-choleragen toxin | |
| Vibrio vulnificans | wound infections; marine; don’t eat raw oysters | |
| Vibrio alginolyticus, damsela | damsela only on upper Texas gulf coast | |
| Campylobacter jejuni | small, microaerophilic; very common; penetrable | erythromycin |
| Campylobacter fetus | bacteremia in imunosuppressed individuals | |
| Helicobacter pylori | duodenal and gastric ulcers; inflamation causes ulcer; 5-6 flagellum | Pepto-Bismol; metronidazole;tetracycline or amoxicillin |
Tags: Beta hemolytic, Campylobacter fetus, Corynebacterium diptheriae, endocarditis, Epidermidis, Meningitidis, Neisseria gonorrhoea, Salmonella, Saprophyticus, Staph, Staphylococcus Aureus, ulcers, Vibrio cholerae
