Multidrug-resistant TB appears less transmissible in households than drug-susceptible TB

Some strains of multidrug-resistant tuberculosis (MDRTB) may have a lower fitness (be less capable of spreading) than drug-susceptible tuberculosis bacteria, according to a new study. The study compared new tuberculosis cases among household contacts of tuberculosis patients in South Lima and Callao, Peru, to determine the relative fitness of MDRTB vs. drug-susceptible tuberculosis. —> Read More