environmental risk factors for infection with mycobacterium avium complex.infection with mycobacterium avium complex is acquired from the environment, but risk factors for m. avium complex infection and disease are poorly understood. to identify risk factors for infection, the authors performed a 1998-2000 cross-sectional study in western palm beach county, florida, using a population-based random household survey. m. avium complex infection was identified by use of the m. avium sensitin skin test. of 447 participants, 147 (32.9%) had a positive test reaction, 186 (41 ...200616675537
related strains of mycobacterium avium cause disease in children with aids and in children with lymphadenitis.sequence analysis of the ribosomal internal transcribed spacer of 56 mycobacterium avium complex isolates from pediatric patients with aids or lymphadenitis revealed (similar to the situation in adults) that the closely related mav-b and mav-a sequevars caused the vast majority of disease. is1245 restriction fragment-polymorphism analysis and pulsed-field gel electrophoresis revealed sets of isolates with closely related patterns among strains from patients in the boston area and among isolates ...200010753729
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