Table 5. Details of Tuberculosis Infection.
| No. | Patient (age/sex) | TB history | TST* | IGRA | Chest PA (X-ray) | Prophylaxis | IMMs | Steroid | Interval to active TB (months) |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 26/M | No | (−) | (−) | NL | ND | Yes | Yes | 30 |
| 2 | 43/M | No | ND | ND | NL | ND | No | Yes | 3 |
| 3 | 62/M | No | ND | ND | NL | ND | No | Yes | 2 |
| 4 | 33/M | No | (−) | (−) | NL | ND | Yes | No | 12 |
| 5 | 43/M | No | ND | (−) | NL | ND | No | No | 2 |
| 6 | 32/M | No | ND | ND | NL | ND | Yes | No | 2 |
| 7 | 46/F | Yes/lung | (−) | ND | TB scar | INH/9 months | Yes | No | 2 |
TB, tuberculosis; TST, tuberculosis skin test; IGRA, interferon gamma releasing assay; IMM, immunomodulator; NL, normal; ND, not done; INH, isoniazid.
*A purified protein derivative reaction measuring less than 10 mm was considered negative in TST.