6.1 Serologic tests for syphilis Flashcards
Etiologic agent for Syphilis?
Treponema pallidum
T. pallidum is:
- Gram (+) spirochete
- Microaerophilic
- Nonmotile
- Unculturable
T or F
F
Gram -
Motile
T. pallidum is usually demostrated by:
_______ Microscope
Use of ______ stain
Fluorescent stain
Darkfield
Silver
Syphilis is also known as the “Great _____”, Frensh disease, Italian disease, Great pox
Imitator
MOT of T. pallidum
- Sexual contact
- Blood transfusion
- Vertical transmission
T or F
T
T. pallidum is usually gram stain
T or F
F
Not
In Darkfield microscope, Spirochete appears dark against a light background
T or F
F
Baligtad
The silver stain for Treponema is known as?
Levaditi’s
Other stain for Treponema includes:
- Steiner and Steiner
- Warthin and Starry
T or F
T
What is the expected color of spirochete in silver stain?
Black
Syphilis can be transmitted via blood but are killed at refrigerator temp after __ dayss
3
What is the most common bacterial STD base on the US stats?
Chlamydia
What is the 2nd most common bacterial STD?
Gonorrhea
