Tuberculosis Questions and Answers
Already Passed
What is the primary method used to identify Mycobacterium tuberculosis in clinical samples?
Acid-fast bacilli (AFB) staining
What is the recommended initial treatment for a person diagnosed with drug-susceptible
tuberculosis?
A combina...
Tuberculosis Questions and Answers
Already Passed
What is the primary method used to identify Mycobacterium tuberculosis in clinical samples?
✔✔Acid-fast bacilli (AFB) staining
What is the recommended initial treatment for a person diagnosed with drug-susceptible
tuberculosis?
✔✔A combination of isoniazid, rifampin, pyrazinamide, and ethambutol
Which group of people is at the highest risk of developing active tuberculosis?
✔✔People with HIV/AIDS
How is tuberculosis diagnosed in individuals who are asymptomatic but have been exposed?
✔✔Tuberculin skin test (TST) or Interferon-Gamma Release Assay (IGRA)
What is the primary purpose of the sputum culture in tuberculosis diagnosis?
✔✔To confirm the presence of Mycobacterium tuberculosis and test for drug resistance
1
, Which of the following is a key challenge in treating tuberculosis?
✔✔Drug resistance, especially in multidrug-resistant tuberculosis (MDR-TB)
What is the role of the tuberculin skin test (TST) in tuberculosis detection?
✔✔To detect latent tuberculosis infection
What is the significance of granulomas in tuberculosis?
✔✔They are a hallmark of the immune response to the bacteria, attempting to contain the
infection
What is the most common extrapulmonary site for tuberculosis infection?
✔✔Lymph nodes
What is the mechanism of action of rifampin in the treatment of tuberculosis?
✔✔It inhibits bacterial RNA synthesis
What is the primary factor that determines the spread of tuberculosis in a community?
✔✔Close contact with infected individuals
2
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