Lumbosacral Flashcards
Bresciani, Vet surg 2021
Lumbosacral intervertebral disk extrusions in 13 dogs
-What were the most common signs?
-What percentage of dogs had neurological deficits on presentation?
-What percentage of dogs had an excellent outcome?
LS pain and nerve root signature
7/13 (54%) had neurological deficits
11/13 (85%) had excellent outcome
Lichtenhan, vet surg 2020
Evaluation of L7-S1 nerve root pathology with low-field MRI in dogs with lumbosacral foraminal stenosis
-What imaging finding was likely to be associated with L7 radiculopathy and foraminal stenosis?
-What were the most common underlying spinal and neuroforaminal pathologies?
- loss of foraminal fat
-lateral vertebral spondylosis and intervertebral facet joint changes
Beer, vet surg 2020
Influence of a customized three-dimensionally printed drill guide on the accuracy of pedicle screw placement in lumbosacral vertebrae: An ex vivo study
-What percentage of screws breached the canal when placed with a guide?
-What percentage of screws breached the canal when placed free hand?
- rate of canal breach differed at only one vertebra - which one?
-14% with guide
-45% with freehand
-L5
Muniz, vet surg 2020
Surgical outcomes of six bulldogs with spinal lumbosacral meningomyelocele or meningocele
-what physical examination finding was present in all dogs?
-What neurological abnormalities were most common?
-What surgical procedure was performed?
-In how many dogs did urinary and faecal incontinence improve?
- Lumbosacral dimple present in all cases
- urinary/ faecal incontinence in all, paraparesis in 3/6
- Dorsal laminectomy, nerves repositioned, protruded meninges removed, remaining meninges sutured.
-2/6 dogs improved urinary/faecal incontinence
Toni, VCOT 2021
Accuracy of Placement of Pedicle Screws in the Lumbosacral Region of Dogs Using 3D-Printed Patient-Specific Drill Guides
-what was the rate of canal breach?
-6% (2/32, partial breach)
Innes, VCOT 2021
Distraction Stabilization of Degenerative Lumbosacral Stenosis: Technique and Mid- to Long-Term Outcome in 30 Cases
-What were the most common presurgical findings?
-what surgical procedure was performed?
-What percentage of dogs showed clinical improvement on short to long term assesment?
-What was catastrophic complication rate?
-What was major complication rate?
-What was reoperation rate?
-What was the mean change in lumbosacral step?
-What was the mean change in foraminal width?
- Disc protrusion and L7 caudal end plate sclerosis
-dorsal laminectomy, annulectomy and distraction stabilization with pins and PMMA - 86% (18/21)
-10% catastrophic
-17% major
-10% reoperation
-60% reduction in lumbosacral step
-50% increase in foraminal width
Pfund JSAP 2022
Postoperative outcome of ambulatory dogs with intervertebral disc extrusion causing incontinence and/or tail dysfunction: 18 cases (2010-2020)
-what percentage recovered urinary continence?
-what percentage recovered faecal continence?
what percentage of dogs recovered tail function?
-12/14 (86%)
-9/10 (90%)
-13/15 (87%)
Pappacella Bueggar VCOT 2024
Spinal Neuronavigation for Lumbar Plate Fixation in Miniature Breed Dogs
-how many screws were appropriately placed?
-mean entry point deviation?
-mean exit point deviation?
-85%
-1.8mm
-1.6mm
Garcia, vet surg 2021
Outcomes of nine cats with urinary retention after sacrocaudal luxation managed with long-term urinary diversion
- what was the mean duration to recovery of micturition?
- what was the mean duration of cystostomy tube placement?
-out of 9 cats, how many cats had major complications?
30 days return to micturition
26 days duration of cystostomy tube placement
2 tube displacement
Gougeon, JSAP 2021
Pedicle screws implantation in polymethylmethacrylate construct to stabilise sixth lumbar vertebral body fracture in dogs
-how many dogs made a full recovery?
4/5 (80%)
Kalmukov, JSAP 2023
Internal fixation of canine coccygeal vertebral fractures: four cases (2018-2022)
-what size implants were used?
-how long was external coaptation used for?
-1.0/1.5mm lateral plate
-4 weeks
