An immunocompetent patient is diagnosed with active tuberculosis (TB). Which of the following sites of the disease is MOST likely to result in transmission to healthcare personnel?
Laryngeal tuberculosis (TB) is highly contagious because it involves the upper respiratory tract, leading to direct aerosolized transmission of Mycobacterium tuberculosis through talking, coughing, or sneezing.
Why the Other Options Are Incorrect?
A. Renal TB – Genitourinary TB is not typically transmissible via airborne droplets.
B. Miliary TB – While systemic, it does not involve direct respiratory transmission.
D. Tuberculous meningitis – TB in the central nervous system is not spread through respiratory secretions.
CBIC Infection Control Reference
APIC confirms that laryngeal TB is one of the most infectious forms and requires Airborne Precautions
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