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Updated: Aug 8, 2026
05:53
Intraoperative Ultrasound in Spinal Surgery
Published on: August 17, 2022
Spinal lipomas
1Division of Neurosurgery, University of Alabama at Birmingham, Children's Hospital of Alabama, Birmingham, Alabama 35233, USA. jeffrey.blount@ccc.uab.edu
Neurosurgical Focus
|June 6, 2006
Summary
Spinal lipomas, particularly lipomyelomeningocele, are rare fatty masses causing neurological issues like tethered cord syndrome (TCS). Surgical intervention can prevent progressive disability in children.
Area of Science:
- Pediatric Neurosurgery
- Spinal Cord Anatomy
- Congenital Neurological Disorders
Background:
- Spinal lipomas are rare, often confusingly described fatty lesions.
- They cause symptoms through mass effect and secondary compressive myelopathy.
- Understanding their anatomy is crucial for diagnosis and treatment.
Purpose of the Study:
- To clarify the anatomical characterization of spinal lipomas.
- To discuss the clinical manifestations and natural history of these lesions.
- To highlight the importance of surgical intervention for preventing neurological deterioration.
Main Methods:
- Review of spinal lipoma classifications and associated conditions.
- Analysis of clinical presentation, including mass effect and tethered cord syndrome (TCS).
- Discussion of surgical techniques for lipomyelomeningocele and filum lipoma resection.
Main Results:
- Lipomas of the conus medullaris (lipomyelomeningocele) are the most common, presenting as dorsal, caudal, or transitional forms.
- These lesions are linked to occult spinal dysraphism and tethered cord syndrome (TCS), potentially leading to progressive neurological decline.
- Lipomas of the terminal filum are occult and also associated with TCS, with lower surgical risks compared to conus lipomas.
Conclusions:
- Accurate anatomical characterization aids in understanding spinal lipomas.
- Early surgical intervention for lipomyelomeningocele and filum lipomas can prevent significant neurological deterioration.
- The primary surgical goal is to separate the fibrofatty mass from the spinal cord and restore normal anatomy.
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