Targeted Testing and Treatment of Latent TB Infection: An Online Presentation

Pre-test

Before proceeding with the actual presentation, we would like to test your prior knowledge on targeted testing and treatment of latent TB infection. Please complete the following pre-test and press 'submit'. At the end of the test you will be able to begin the online presentation.

Select the ONE best answer for each question.

1. Persons with medical conditions that have been reported to increase the risk of TB include all of the following, except:
a. HIV-seronegative injection drug users
b. Patients with uncontrolled insulin-dependent diabetes mellitus
c. End-stage renal disease
d. Pregnancy

2. INH treatment for latent TB infection should be given to the following patients, except:
a. 36-year-old immigrant, who has been here 15 years, with a PPD of 12 mm and no risk factors
b. 51-year-old woman with a documented PPD conversion
c. 3-year-old child who is a close contact to a case of smear positive TB
d. 60-year-old Chinese man with a positive PPD, fibrotic changes on his chest radiograph, and no evidence of active disease

3. A young asymptomatic HIV-infected patient was recently exposed to a roommate with smear positive TB. The patient was previously given a course of INH approximately 2 years ago for a positive PPD. After obtaining a chest radiograph and ruling out active TB, what is the most appropriate course of action?
a. Re-assure the patient that they have already taken INH once and thus do not need to take it again
b. Provide fluoroquinolone for treatment of latent TB infection
c. Obtain sputum specimens and begin multidrug therapy
d. Provide INH treatment for latent TB infection if there is no evidence of TB


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