IMAGING 2
LUMBAR SPINE
TUMOR
MIS
POTPOURRI
200
Most likely diagnosis.
What is ependymoma?
200
Most common type of spondylolisthesis in adults.
What is degenerative?
200
Most common location for spinal metastasis.
What is the thoracic spine?
200
Name the procedure.
What is biportal endoscopy?
200
Most common level for degenerative spondylolisthesis.
What is L4-5?
400
What is a Chance fracture?
400
The most coronally oriented facet joint.
What is L5-S1?
400
The typical radiation dose delivered using conventional external beam radiation to treat spinal metastasis.
What is 30 gy over 10 fractions?
400
Name the procedure.
What is LLIF (transpsoas)?
400
Most common level for lytic spondylolisthesis.
What is L5-S1?
600
What is hemangioma?
600
Cause of low back pain.
What is Bertolotti's Syndrome?
600
Provide ESSC grade (assume mild compression of the spinal cord)
What is grade 2?"
600
First commercially popular percutaneous pedicle screw-rod system.
What is Sextant?
600
Number of lumbar discectomies performed in the US annually.
What is 300,000?
800
Most likely infectious condition.
What is Pott's disease.
800
Cause of low back pain.
What is Baastrup disease?
800
SINS score of 13 suggests
What is instability?
800
Saphenous nerve monitoring is used to minimize injury to this nerve during LLIF.
What is the femoral nerve?
800
Number (approximate) of lumbar fusions performed in the US per year?
What is 300,000-400,000?
1000
Responds to NSAIDs.
What is osteoid osteoma?
1000
Range of normal lordosis distribution.
What is 50-80%?
1000
Most likely diagnosis and type of surgical treatment offered.
What are chordoma and en bloc resection?
1000
Lateral minimally invasive procedure that can increase segmental lordosis >20 degrees.
What is anterior column re-alignment (ACR)?
1000
Hallmark of Modic type II changes.
What is fatty replacement?
1200
What is chordoma?
1200
Location of the instantaneous axis of rotation.
What is the posterior disc?
1200
The four components of the NOMS framework.
What are neurologic, oncologic, mechanical, systemic disease?
1200
Alignment correction with MIS deformity surgery is most reliant on this.
What is interbody fusion?
1200
OPLL is most common in this ethnic group.
Who are east asians?
1400
What is ventral spinal cord herniation?
1400
The strongest ligament in the lumbar spine and its function.
What is the anterior longitudinal ligament and limits extension?
1400
Name the 6 components of the SINS system.
What are location, mechanical pain, bone lesion, radiographic alignment, vertebral body collapse, posterolateral involvement?
1400
The most cited publication regarding MIS surgery involved this procedure.
What is XLIF?
1400
Name the 5 types (causes) of spondylolisthesis.
What are congential(dysplastic), isthmic, degenerative, traumatic, pathologic?