Pulmonary Tuberculosis in a Young Pregnant Female: Challenges in Diagnosis and Management

Table 1

Accuracy of various methods of diagnosis of tuberculosis with their sensitivities and specificities [12–14].

Testing methods	Sensitivity	Specificity
(1) Chest X-ray	66–77	66–76
(2) TST	75–90	75–90
(3) RD1-based Gammainterferon tests	80–95	95–100
(4) Acid fast smear	60	92
(5) Culture	90	99.6
(6) PCR (smear-positive sample)	96	85
(7) (Smear-negative sample)	66	98