Prevalence and evolution of Mycobacterium tuberculosis infection in tuberculosis case contacts

摘要: INTRODUCTION : The tuberculin test is a diagnostic method for detecting latent tuberculosis (TB) infection, especially among disease contact cases. objective of this study was to analyze the prevalence and evolution Mycobacterium infection TB METHODS A retrospective cohort performed in reference center TB. population consisted 2,425 patients who underwent from 2003 2010 whose results indicated with individuals data were collected registry book tests, patient files Information System Records Notification Grievance. To verify TB, case records through September 2014 consulted. Data analyzed using Statistical Package Social Sciences (SPSS). In all hypothesis significance level 0.05 used. RESULTS From studied sample, 435 (17.9%) contacts did not return reading. Among 1,990 that completed test, 35.4%. Of these positive cases, 50.6% referred treatment; dropout rate 42.5%. contacts, 1.8%, which 13.2% abandoned treatment. CONCLUSIONS indicate need more effective public policies improve control, including administering tests do require visit reading, enhancing tracing encouraging actions reinforce full treatment adherence.