Podcast
Questions and Answers
What is the threshold for a positive TB skin test for a high-risk individual?
What is the threshold for a positive TB skin test for a high-risk individual?
- 5 mm (correct)
- 20 mm
- 10 mm
- 15 mm
Which condition is NOT considered a moderate risk factor for TB infection?
Which condition is NOT considered a moderate risk factor for TB infection?
- Diabetes
- Lung cancer
- HIV infection (correct)
- Renal failure
What is NOT the purpose of Interferon Gamma Release Assays (IGRA) in relation to TB?
What is NOT the purpose of Interferon Gamma Release Assays (IGRA) in relation to TB?
- To diagnose TB in children under 4
- To identify TB-positive individuals with calcified granulomas
- To measure the size of induration in TB skin tests
- To distinguish between latent and active TB (correct)
Which test is preferred for individuals who previously had a TB positive skin test and received BCG vaccination?
Which test is preferred for individuals who previously had a TB positive skin test and received BCG vaccination?
What is a potential cause of false negative TB skin tests that is not correctable?
What is a potential cause of false negative TB skin tests that is not correctable?
Which clinical manifestation is NOT commonly associated with TB?
Which clinical manifestation is NOT commonly associated with TB?
What does a positive TB on chest x-ray indicate?
What does a positive TB on chest x-ray indicate?
What is the purpose of Sputum Smear in TB diagnosis?
What is the purpose of Sputum Smear in TB diagnosis?
What is the timing for reading a TB skin test for delayed hypersensitivity?
What is the timing for reading a TB skin test for delayed hypersensitivity?
What is the purpose of Nucleic Acid Amplification (NAA) Test in TB diagnosis?
What is the purpose of Nucleic Acid Amplification (NAA) Test in TB diagnosis?
Which of the following is a primary site for Mycobacterium tuberculosis infection?
Which of the following is a primary site for Mycobacterium tuberculosis infection?
What is the primary manifestation of primary Ghon’s complex in untreated primary pulmonary TB?
What is the primary manifestation of primary Ghon’s complex in untreated primary pulmonary TB?
What is the primary cause of lymphangitis in tuberculosis?
What is the primary cause of lymphangitis in tuberculosis?
Which of the following is a clinical sign of secondary tuberculosis infection?
Which of the following is a clinical sign of secondary tuberculosis infection?
What is the primary role of macrophages in tuberculosis infection?
What is the primary role of macrophages in tuberculosis infection?
What is the recommended first-line treatment for tuberculosis according to WHO?
What is the recommended first-line treatment for tuberculosis according to WHO?
What percentage of AFB negative smears can tuberculosis be found in?
What percentage of AFB negative smears can tuberculosis be found in?
What is the primary route of transmission for Mycobacterium tuberculosis?
What is the primary route of transmission for Mycobacterium tuberculosis?
What is the consequence of Mycobacterium tuberculosis spreading to other organs from the lungs?
What is the consequence of Mycobacterium tuberculosis spreading to other organs from the lungs?
What is the role of lymphokine in tuberculosis infection?
What is the role of lymphokine in tuberculosis infection?
What is the primary site of lesion in secondary tuberculosis infection?
What is the primary site of lesion in secondary tuberculosis infection?
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