Spinal canal stenosis spinal canal stenosis
Conditions
Interventions
AP canal diameter more than or equal 14 mm at L4 or L5 on T1-weighted MRI,AP canal diameter less than 14 mm at L4 or L5 on T1-weighted MRI
Treatment,Treatment
degenerative lumbar spinal stenosis ,congenital lumbar spinal canal stenosis
Sponsors
None listed
Eligibility
Sex/Gender
All
Age
40 Years to 80 Years
Inclusion criteria
Inclusion criteria: 1 Single-Level Lumbar Stenosis at L4-5 undergoing single-level OLIF at L4-5
Exclusion criteria
Exclusion criteria: 1 Multi-level lumbar stenosis 2Spinal tumors, infections, or trauma 3 Previous decompression Surgery at L4-5 4Patients with systemic inflammatory diseases 5 Patients requiring direct decompression
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Clinical Preoperatively, at 1 month and 12 month after surgery Oswestry Disability Index (ODI) score ,Interview from patient (0-100) point,Pain Preoperatively, at 1 month and 12 month after surgery Visual Analogue Score: Back and Leg Pain ,Interview from patient (0-10) | — |
Secondary
| Measure | Time frame |
|---|---|
| Disc height Preoperatively, at 1 month and 12 month after surgery Measure form plain film l-s spine at index level (l4-5) and adjacent lv (l3-4 and l5-s1) upper endplate of lower vertebra and the lower endplate of upper vertebra (mm),Foraminal height Preoperatively, at 1 month and 12 month after surgery Measure form plain film l-s spine at index level (l4-5) and adjacent lv (l3-4 and l5-s1) By distance between the lower edge of the upper pedicle and the superior edge of the lower pedicle (mm),spinal canal diameter Preoperatively, at 1 month and 12 month after surgery Measured with MRI T2 ;AP spinal canal diameter at the disc of index level (mm),cross-sectional area Preoperatively, at 1 month and 12 month after surgery Measured with MRI T2 axial cut ; spinal canal area at the disc of index level (mm2),lateral recess stenosis grading Preoperatively, at 1 month and 12 month after surgery Measured with MRI T2 axial cut ; grade 0-3 | — |
Countries
Thailand
Contacts
Public ContactThada Nashinoros
Chulalongkorn hospital
Outcome results
None listed