Sagittal adjusting screws for the correction of grade IV spondylolisthesis in a patient with Ehlers-Danlos syndrome: illustrative case

Case Reports

. 2021 Jul 12;2(2):CASE21196.


doi: 10.3171/CASE21196.

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Case Reports

Jake Jasinski et al.


J Neurosurg Case Lessons.


.

Abstract


Background:

Ehlers-Danlos syndrome (EDS) and its connective tissue laxity often result in high-grade lumbosacral spondylolisthesis. Patients present with debilitating symptoms and neurological deficits. Reports of surgical techniques in non-EDS patients for the treatment of high-grade lumbosacral spondylolisthesis mainly described an open approach, multilevel fusions, and multiple stages with different circumferential approaches. Sagittal adjusting screws (SASs) can be used in a minimally invasive (MI) fashion, allowing intraoperative reduction.


Observations:

A 17-year-old female with EDS presented to the authors’ institute with severe lower back and left L5 radicular pain in 2017. She presented with a left foot drop and difficulty ambulating. Magnetic resonance imaging showed grade IV L5-S1 spondylolisthesis. She underwent lumbar fusion for intractable back pain with radiculopathy. Intraoperatively, percutaneous SASs and extension towers were used to distract the L5-S1 disc space and reduce the spondylolisthesis. MI transforaminal lumbar interbody fusion was completed with significant symptomatic relief postoperatively. The patient was discharged to home 3 days postoperatively. Routine follow-up visits up to 3 years later demonstrated solid fusion radiographically and favorable patient-reported outcomes.


Lessons:

The authors used SASs in a MI approach to successfully correct and stabilize grade IV spondylolisthesis in an EDS patient with a favorable long-term patient-reported outcome.


Keywords:

CT = computed tomography; EDS = Ehlers-Danlos syndrome; EMG = electromyography; Ehlers-Danlos syndrome; MI = minimally invasive; MRI = magnetic resonance imaging; ODI = Oswestry Disability Index; PCS = physical component score; PEEK = polyetheretherketone; SAS = sagittal adjusting screw; SF-12 = 12-item Short Form Health Survey; TLIF = transforaminal lumbar interbody fusion; grade IV spondylolisthesis; minimally invasive; sagittal adjusting screw; spine surgery.

Conflict of interest statement

Disclosures The authors report no conflict of interest concerning the materials or methods used in this study or the findings specified in this paper.

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