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Tuberculosis (TB) is a bacterial infection caused by Mycobacterium tuberculosis, primarily affected the lungs. TB can present as an active infection, where symptoms are present, or as latent TB, where the bacteria remain dormant in the body.
Tools + Resources
Tools + Resources
BC Centre for Disease Control - Tuberculosis Manual
Overview of tuberculosis infection including TB screening, treatment recommendations and contact follow up
Centers for Disease Control and Prevention
Treatment regimens for latent TB infections
Student Guide
Student Guide
TB.docxTest Your Knowledge
Test Your Knowledge
Which of the following statements is FALSE regarding mycobacterium tuberculosis?
a) Mycobacterium tuberculosis is slow growing
b) Mycobacterium tuberculosis is acid-fast positive
c) Mycobacterium tuberculosis is anaerobic
d) Mycobacterium tuberculosis is a rod-shaped bacilli
What is the most common site of TB infections?
a) Lymph nodes
b) Lungs
c) CNS
d) Bone and joints
Which of the following chest radiograph findings is consistent with TB?
a) Consolidation in lower lobe
b) Abnormalities in apical segment of upper lobe
c) Bilateral pleural effusion
d) Ground-glass opacities in upper lobe
True or false: Vitamin B6 is often added to regimens to reduce risk of isoniazid-induced neuropathy
a) True
b) False
Which of the following regimens is often used in the continuation phase of active TB?
a) Isoniazid + rifampin + ethambutol + pyrazinamide
b) Isoniazid + ethambutol
c) Isoniazid + rifampin
d) Ethambutol + pyrazinamide
The following are treatment regimens for latent TB EXCEPT?
a) Rifampin daily x 4 months
b) Isoniazid + pyridoxine daily x 9 months
c) Isoniazid + rifampin daily x 3 months
d) Ethambutol daily x 4 months
Answer Key
Answer Key
c
b
b
a
c
d
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