x-ray of thoracic spine: bony ankylosis of vertebral bodies at T1-T2
x-ray of thoracic spine: bony ankylosis of vertebral bodies at t1-t2
x-ray of thoracic spine: bony ankylosis of vertebral bodies at T1-T2 (procedure)
x-ray of thoracic spine: bony ankylosis of vertebral bodies at t1-t2 (procedure)