Evaluation of Investigations Conducted to Detect and Prevent Transmission of Tuberculosis

Abstract
Contacts of patients with infectious tuberculosis (TB) are at increased risk of Mycobacterium tuberculosis infection and disease. Therefore, contact investigations are recommended for all patients with suspected or confirmed active pulmonary TB reported in the United States.1-3 The main goal of contact investigations is to identify secondary cases of active TB and latent TB infection among contacts so that they can begin therapy.1-4

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