The 1st sign of TB is:
Narrowing of intervertebral space
Rarefaction of vertebral bodies
Destruction of laminae
Fusion of spinous processes
(a)- The earliest feature is loss of curvature due to paravertebral spasm.- The next radiological feature of spinal tuberculosis is reduction of intervertebral disk space and osteoporosis of two adjacent vertebrae sometimes with fuzziness of the endplates.
TB of the Spine