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CT demonstration of complex dorsal spinal dysraphism
R K Gupta1, R V Phadke, D N Srivastava
1Department of Radiodiagnosis and Neurosurgery, Sanjay Gandhi Postgraduate Institute of Medical Sciences, Lucknow, India.
Insights
This case report details a rare instance of dorsal spinal dysraphism in a child, highlighting multiple complex spinal abnormalities. Surgical confirmation validated imaging findings of this unusual congenital condition.
Area of Science:
- Neurology
- Pediatric Neurosurgery
- Medical Imaging
Background:
- Dorsal spinal dysraphism encompasses a spectrum of congenital vertebral and neural tube defects.
- Early diagnosis and characterization are crucial for appropriate surgical planning and management in pediatric cases.
Observation:
- A four-year-old child presented with an unusual combination of dorsal spinal abnormalities.
- Imaging revealed complex malformations including diastematomyelia, an extradural arachnoid cyst, and lipomeningomyelocele.
Findings:
- Iohexol-enhanced CT demonstrated multiple, concurrent anomalies within the spinal canal.
- The findings included a split spinal cord (diastematomyelia), a dural cyst, and a lipomeningomyelocele associated with an aberrant bony structure.
Implications:
- This case underscores the importance of advanced imaging in diagnosing complex spinal dysraphism.
- Accurate pre-operative visualization is essential for successful surgical intervention in pediatric spinal malformations.
Abstract:
An unusual case of dorsal spinal dysraphism in a four year old child is presented. Various abnormalities including diastematomyelia, an extradural arachnoid cyst arising from one of the two dural tubes, and lipomeningomyelocele with a related rib-like bony structure were demonstrated with Iohexol CT and subsequently confirmed at surgery.