2.4. Spine - Spondylolysis and Spondylolisthesis

Question 1

What is Spondylolysis a defect of?

Answer 1

Pars Interarticularis

Question 2

What is Spondylolisthesis?

Answer 2

Anterior Vertebral Translation (Slippage) of:
1. Cephalad Vertebrae (Above)
on
2. Caidad Vertebrae (Below)

Question 3

What are the symptoms of Spondylolysis?

Answer 3

1. Low Back Pain

2. Occasionally Radicular Symptoms

Question 4

What are the investigations for Spondylolysis?

Answer 4

1. Plain Radiographs
2. CT Scan
3. MRI Scan
4. Bone Scan

Question 5

What is the treatment of Spondylolysis?

Answer 5

1. Nonoperative
2. Injection Therapy
3. Surgery

Question 6

What are the 2 classifications of Spondylolisthesis?

Answer 6

1. Radiographical (Meyerding)

2. Aetiological (Wiltse)

Question 7

What are the Rdiographic (Meyerding) Classifications of Spondylolisthesis?

Answer 7

1. Grade 1 (0-25%)
2. Grade 2 (25-50%)
3. Grade 3 (50-75%)
4. Grade 4 (75-100%)

Question 8

What is the definition of Spondyloptosis?

Answer 8

The complete slipping of the top vertebrae on the bottom vertebrae

Question 9

What are the Aetiological (Wiltse) Classifications of Spondylolisthesis?

Answer 9

1. Congenital
2. Isthmic
3. Degenerative
4. Traumatic
5. Pathologic

Question 10

What are the treatment of Spondylolisthesis?

Answer 10

1. Conservative with Lifestyle Changes

2. Surgery for Persistent Pain +/- Nerve Root Entrapment