PORTFOLIO CONTENT
PRETEST
San Francisco, California
LAST NAME / FIRST NAME / MITUBERCULOSIS SKIN TESTING WORKSHOP
PRE-TEST
- A Mantoux skin test is administered:
- IntramuscularlyC.Subcutaneously
- IntradermallyD.By scratching the skin
- In a tuberculin skin test, the correct amount of PPD antigen to use is:
- .05 ml C..5 ml
- .1 ml D.1 ml
- After TB has been transmitted, how long does it take before TB infection can be detected by the tuberculin skin test?
- 6 months or moreC.2 to 10 weeks
- 7 to 10 daysD.48 to 72 hours
- When placing a PPD, the bevel of the needle should be facing:
- Up C.At 90 degrees to the skin
- Down D.Any direction
- How long after the TB skin test is placed should it be read?
- ImmediatelyC.48 to 72 hours
- 24 hours if contact was recentD.10 weeks after the last exposure
- When reading a PPD, you measure:
- ErythemaC.Erythema and Induration
- Induration
- In what situation is two-step testing used?
- When testing HIV-infected patients
- When testing new employees in a TB screening program
- When any patient’s first Mantoux skin test reaction is positive
- When country western dancing in Texas
- When measuring a PPD, you measure:
- Across the arm (transverse)C.The largest measurement
- Down the arm (longitudinal)D.The smallest measurement
Continued on back side
9.Which of the following can cause a false positive skin test reaction?
A.Recent TB infection (within the past 10 years)
B.Vaccination with BCG
- Advanced age
D. Recent tattoo
10.A positive reaction to the Mantoux TB skin test means:
A.The person is allergic to the PPD solution
B.The person is infected with the TB germ
C.The person has TB disease
11.If a patient presents with a BCG history, you should:
A.Not place a PPD as it will probably react positive; do a chest x-ray instead
B.Disregard the BCG history if it was given more than one year ago
C.Do nothing, as BCG prevents TB infection and disease
- Ask patient for proof by showing his/her BCG scar
12.A person with a positive skin test should be referred for:
A.A chest x-rayC.Treatment for active disease
B.Evaluation for preventive therapyD.Both A and B
13.What induration size is considered a positive PPD reaction for the following three populations:
people with HIV infection
close contacts of people with infectious TB
people with chest x-ray findings suggestive of previous TB disease
A.5 or more millimetersC.15 or more millimeters
B.10 or more millimeters
14.Which statement is true about the difference between TB infection and TB disease?
A.Only individuals with TB disease have tubercle bacilli in their bodies
B.Symptoms occur only with TB disease
C.TB infection is counted as a case but TB disease is not
D.Sputum smears and cultures are positive with TB infection but not with TB disease
PLEASE TURN IN YOUR TEST WHEN YOU ARE FINISHED. THANK YOU.