Table 4.

Discrepant results obtained for nonrespiratory specimensa

Type of specimenNo. of specimensAMTDT 1 resultAMTDT 2 resultNo. of specimens inhibiting amplification (test)
Urine1Pos.Neg.1 (AMTDT 2)
Urine3Neg.Pos.
Urine2Neg.Neg.
Lymph node3Pos.Neg.3 (AMTDT 2)
Lymph node1Neg.Pos.
Lymph node1Neg.Neg.
CSF1Neg.Neg.
CSF1Neg.Pos.
Ascitic fluid1Neg.Pos.
Gastric aspirate1Neg.Neg.
  • a All specimens were negative forM. tuberculosis by microscopy but positive for M. tuberculosis by culture. Neg., negative; Pos., positive.