TABLE 4.
Discrepant results obtained for nonrespiratory specimensa
| Type of specimen | No. of specimens | AMTDT 1 result | AMTDT 2 result | No. of specimens inhibiting amplification (test) |
|---|---|---|---|---|
| Urine | 1 | Pos. | Neg. | 1 (AMTDT 2) |
| Urine | 3 | Neg. | Pos. | |
| Urine | 2 | Neg. | Neg. | |
| Lymph node | 3 | Pos. | Neg. | 3 (AMTDT 2) |
| Lymph node | 1 | Neg. | Pos. | |
| Lymph node | 1 | Neg. | Neg. | |
| CSF | 1 | Neg. | Neg. | |
| CSF | 1 | Neg. | Pos. | |
| Ascitic fluid | 1 | Neg. | Pos. | |
| Gastric aspirate | 1 | Neg. | Neg. |
a
All specimens were negative for M. tuberculosis by microscopy but positive for M. tuberculosis by culture. Neg., negative; Pos., positive.