Spinal Cord Disease - Spondylolisthesis

Question 1

What is Spondylolisthesis?

Answer 1

One vertebra is displaced relative to immediately inferior vertebral body.

Question 2

Aetiology of Spondylolisthesis (2).

Answer 2

1. Stress Fracture (Scotty Dog Appearance on Film).

2. Spondylolysis (commonest cause in kids).

Question 3

What is Spondylolysis?

Answer 3

Congenital/Acquired Deficiency of Pars Interarticularis of neural Arch of Vertebral Body (usually L4/L5).

Question 4

Management of Spondylolisthesis (2).

Answer 4

1. Minor - Active Monitoring.

2. Radicular Symptom - Spinal Decompression or Stabilisation.