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Flashcards in Exposure Deck (17):
1

Blood tests for syphillus 

 Blood tests

 Non-treponemal testing, sensitive

      RPR,VDRL

 Treponemal testing, specific

      Antibodies to treponemal antigen

       MHA-TP or FTA-ABS

2

What are the most important needle stick injuries health care workers are prone to

HBV, HCV, HIV

3

LYMPHOCYTIC CHORIOMENINGITIS VIRUS (LCMV)

 Arenavirus

Excreted in the urine and feces of rodents

 mice,rats,and hamsters

 Transmitted to humans by exposure to secretions or excretions (by direct contact or aerosol) of infected animals or contaminated environmental surfaces

 Flu-like syndrome

 Aseptic meningitis

4

Spore forming gram postive rods 

 Bacillus – toxin-producing

 

 Clostridium – toxin-producing

 

5

Non-spore forming gram postive rods

 Actinomyces

 Corynebacterium,Propionibacterium

 Listeria:Food-poisoning,Meningitis

 Nocardia

6

Bacterial causes of travelers diarhea 

 Salmonella

 Shigella

 Campylobacter

 E. coli

7

Viral causes of travelers diarhea 

Norovirus

8

Parasitic caues of travelers diarhea 

 Giardia

 Entameba histolytica

9

Salmonella produces what gas 

Hydrogen sulfide 

10

SALMONELLA SP.

 Complications:

 Intestinalperforation

 Inadvertent spread

11

SHIGELLA

How many organisms needed to produce infection

1-10

12

CAMPYLOBACTER JEJUNI

 Post-infectious complications

 Guillian-Barre syndrome

 Reiter’s syndrome

13

ILLNESSES ASSOCIATED WITH SEAFOOD INGESTION

 Hepatitis A

 Vibrio sp.

14

ILLNESS ASSOCIATED WITH DAIRY INGESTION

 Brucella

 Coxiella

 Listeria

Mycobacterium bovis

15

LISTERIA 

Found in what foods 

 Cheeses, deli meats

16

Human Oral flora that can cause infection when biting someone

 Aerobic gram positive- Staphylococcus, streptococci

 Anaerobes- Eikenella, Fusobacterium, Peptostreptococcus, Prevotella

17

Cat and dog bites pathogens 

 Staph, Strep,Anaerobes

 Pasteurella,Capnocytophaga,Bartonella