Serodiagnosis of extrapulmonary tuberculosis by ELISA

This study aims at evaluating the specificity and sensitivity of ELISA test in detection of Mycobacterial Antibodies using A60 antigen. Sera from 100 clinically suspected cases of extrapulmonary tuberculosis were studied along with 10 sputum positive cases 25 age and sex matched healthy control. Overall positivity of the test was 80.00 per cent with 100 percent sensitivity and 92 per cent specificity. The present study recommends ELISA as an adjunct to other investigative procedures.