Table 1.

Types of restabilisation in thoracolumbar spinal tuberculosis

Type of restabilisation	Anterior column contact	Vertebral body loss	Facet joints	Final deformity
Type A	Wide	<0.75	Intact	Spontaneous improvement. If increase <10°
Type B	Point contact	0.75–1.5	Subluxed or single level dislocation	Less than 60°
Type C	By 90° sagittal rotation of superior vertebrae	>1.5	Dislocation of two or more	Can be more than 100°