Anterior Longitudinal Ligament (A.L.L.)

Question 1

What vertebral levels will the anterior longitudinal ligament attach to?

Answer 1

Those between occiput and S3 inclusive are traditionally indicated

Question 2

What is the lowest extent of the anterior longitudinal ligament based on recent studies?

Answer 2

L3

Question 3

What is believed to form the anterior longitudinal ligament in the lumbar spine?

Answer 3

The tendon of the crura of the diaphragm

Question 4

What innervates the anterior longitudinal ligament?

Answer 4

The anterior neural plexus formed by fibers from the ventral primary ramus and sympathetic postganglionic fibers from the paravertebral gangia

Question 5

What is the function of the anterior longitudinal ligament?

Answer 5

it brakes or limits dorsi-flexion or hyperextension of the vertebral column

Question 6

What was ossification of the anterior longitudinal ligament in the lumbar region identified as?

Answer 6

Forestier’s Disease

Question 7

What is the ossification of the anterior longitudinal ligament in the lumbar region now identified as?

Answer 7

Diffuse Idiopathic Skeletal Hyperostosis or DISH