Mycobacterium tuberculosis Contaminant Risk on Bone Marrow Aspiration Material from Iliac Bone Patients with Active Tuberculous Spondylitis

Table 2

Proportion of solid lesion, liquid lesion, and bone marrow aspirates positive examination results.

Examination	Solid lesion	Liquid lesion	Bone marrow
AFS	0/9	0/9	0/9
Culture	1/9	none	1/9
PCR	2/9	3/9	1/9
Histopathology	9/9	none	none

AFS: acid fast staining; PCR: polymerase chain reaction; HP: histopathology.