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FA Micro Systems
| Question | Answer |
|---|---|
| Normal flora of skin | S epidermidis |
| Normal flora of nose | S epidermidis, colonized by S aureus |
| Normal flora of oropharynx | Viridans |
| Normal flora of dental plaque | S mutans |
| Normal flora of colon | B fragilis> E.coli |
| Normal flora of vagina | Lactobacilllus, colonized by E coli and group B strep |
| Reheated rice | B. cereus |
| Improperly canned foods, raw honey | C. botulinum |
| Reheated meat | C. perfringens |
| undercooked meat | E. coli O157:H7 |
| Poultry, meat, eggs | salmonella |
| Meats, mayonaise, custard, preformed toxin | S. aureus |
| Contaminated seafood | V. parahaemolyticus, V. vulnificus |
| Bugs causing bloody diarrhea | Campylobacter, E. histolytica, EHEC, EIEC, Salmonella, Shigella, Y. enterocolitica |
| Bugs causing watery diarrhea | C. diff, C. perfringens, ETEC, Giardia, Cryptosporidium, V. cholerae, rotavirus, norovirus, adenovirus |
| Pneumonia in alcoholic/IV drug use | S. pneumo, Klebsiella, S. aureus |
| Pneumonia in Aspiration | Anaerobes (peptostrep, fusobacterium, prevotella, bacteriodes) |
| Atypical pneumonia | Mycoplasma, legionalla, chlamydia |
| Pneumonia in Cystic fibrosis | Pseudomonas, S. aureus, S. pneumo |
| Pneumonia in immunocompromised | S. aureus, enteric gram-negative rods, fungi, viruses, P. jirovecii |
| Nosocomial pneumonia | S. aureus, pseudomonas, enteric gram negative rods |
| Postviral pneumonia | S. aureus, H. influenzae, S. pneumo |
| Infections causing brain abscesses | viridans, staph aureus, toxoplasma reactivation in AIDS |
| most common cause of osteomyelitis | S. aureus |
| Osteomyelitis in sexually active | N. gonorrhoeae |
| Osteomyelitis in sickle cell disease | Salmonella, S. aureus |
| Osteomyelitis after prosthetic joint replacement | S. aureus, S. epidermidis |
| Osteomyelitis with vertebral involvement | S. aureus, MTB |
| Osteomyelitis in cat and dog bites | Pasteurella multocida |
| Osteomyelitis in IV drug abuse | pseudomonas, candida, S. aureus |
| UTI bugs | E. coli, Staph saprophy, Klebsiella pneumo, Serratia marcescens, Enterococcus, Proteus mirabilis, Pseudomonas aeruginosa |
| Thin white discharge with fishy odor, clue cells | Bacterial vaginosis |
| Strawberry cervix | Trichomoniasis |
| Frothy, grey-green foul smellin discharge | Trichomoniasis |
| Thick white cottage cheese discharge, pseudohyphae | Candida vulvovaginitis |
| Vaginal discharge with pH>4.5 | Bacterial vaginosis, trichomoniasis |
| Tx of bacterial vaginosis | metronidazole |
| Tx trichomoniasis | Metronidazole, treat sexual partner |
| Tx Candida vulvovaginitis | -azoles |
| Virus causes hydrops fetalis | Parvo B19 |
| Triad of chorioretinitis, hydrocephalus, intracranial calcification, +/- blueberry muffin rash in neonates | Toxoplasma gondii |
| Maternal manifestation of toxoplasma gondii | usually asymptomatic, rarely lymphadenopathy |
| Mode of transmission of toxoplasma gondii | cat feces or ingestion of undercooked meat |
| Triad: PDA (or pulmonary artery hypoplasia), cataracts and deafness, +/- blueberry muffin rash in neonates | Rubella |
| Rash, lymphadenopathy, arthritis is a maternal manifestation | Rubella |
| Mode of transmission of Rubella | respiratory droplets |
| hearing loss, seizures, petechial rash, blueberry muffin rash in neonates | CMV |
| ToRCHeS infection with periventricular calcification | CMV |
| Recurrent infection, chronic diarrhea in neonates | HIV |
| Encephalitis, vesicular lesions in neonates | HSV-2 |
| stillbirth, hydrops fetalis, CN VIII deafness, saber shins in neonates | Syphillis |
| Red rashes of childhood | coxsackie A, HHV-6. measles, parvovirus B19, rubella, strep pyogenes, VZV |
| oval shaped vesicles on palms and soles, vesicles and ulcers in oral mucosa | coxsackie A Hand foot mouth disease |
| rose colored macules after several days of high fever, febrile seizures | HHV-6 Roseola |
| rash begins at head moving downward, preceded by cough, coryza, conjunctivitis | Measles- rubeola |
| Slapped cheek rash on face | Parvo B19- Erythema infectiosum |
| Pink coalescing macules begin at head moves downward turns into fine desquamating truncal rash, post auricular lymphadenopathy | Rubella- german measles |
| erythematous, sandpaper-like rash with fever and sore throat | Scarlet fever- streptococcus pyogenes |
| vesicular rash begins on trunk, spreads to face and extremities, lesions of different ages | VZV- chickenpox |
| Pathogen associated with decubitus ulcers, surgical wounds, drains | S. aureus |
| Pathogen associated with intravascular catheters | S. aureus (including MRSA), S epidermidis, enterobacter |
| Pathogen associated with mechanical ventilation, endotracheal intubation | late onset: P. aeruginosa, Klebsiella, acinetobacter, S. aureus |
| Pathogen associated with renal dialysis unit, needlestick | HBV |
| Pathogen associated with urinary catheterization | E. coli, klebsiella, proteus |
| Pathogen associated with water aerosols | legionella |
| Pathogen associated with TPN | candida albicans |
Created by:
Syrica
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