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Start free with EleplanOpen spinal dysraphism with a posterior meningocele
ORPHA:645270Clinical group
What it is
A rare dysraphism characterized by absence of skin covering, the neural elements are exposed to the external environment and there is herniation of a cerebrospinal fluid filled sac through a posterior spina bifida. It is typically located in the lumbosacral region. Evidence of complete or partial Chiari II malformation is present.
Key facts
- Classified as
- Clinical group
Recorded for the broader condition
- Prevalence
- 1-5 / 10 000 (at birth, Germany)Open spinal dysraphism
- Age of onset
- Infancy, NeonatalOpen spinal dysraphism
- Inheritance
- Multigenic/multifactorial, Not applicableOpen spinal dysraphism
Orphanet records these for the broader condition rather than for this specific form. They are a starting point, not a figure for this subtype — subtypes often differ, and some are defined by being rarer than the condition they sit under.
Cross-references
Orphadata Science: Free access data from Orphanet. © INSERM 1999. Data version 2026-06-23. Available under CC BY 4.0. This is a reference, not medical advice.
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