Self-Study Modules on Tuberculosis

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Module 2: Epidemiology of Tuberculosis

Answers to Case Studies

1. Mr. Davidson:

   rides the subway every day
   * is 80 years old

2. Mr. LeFevre:

   * works at a nursing home
   immigrated from Europe

3. Ms. Montoya:

   * was born in Latin America
   * has a father who had pulmonary TB disease

4. Ms. Parker:

   * volunteers in the emergency room of an inner-city hospital
   works in a day care center

5. Mr. Dudley:

   * released from prison last year
   * injects morphine

2.2. For each of the following people, circle the factor or factors known to increase the risk of developing TB disease once infected. Each person may have more than one risk factor.
(* indicates the correct answer)

1. Mr. Sims:

   * injects heroin
   * is HIV infected

2. Mr. Allen:

   * has diabetes
   has high blood pressure

3. Ms. Li:

   * has chest x-ray findings suggestive of previous TB disease
   has heart problems

4. Mr. Vinson:

   is obese
   * became infected with M. tuberculosis 6 months ago

Released October 2008
Centers for Disease Control and Prevention
National Center for HIV/AIDS, Viral Hepatitis, STD, and TB Prevention
Division of Tuberculosis Elimination - http://www.cdc.gov/tb

Please send comments/suggestions/requests to: hsttbwebteam@cdc.gov, or to
CDC/Division of Tuberculosis Elimination
Communications, Education, and Behavioral Studies Branch
1600 Clifton Rd., NE - Mailstop E-10, Atlanta, GA 30333