Meningocele manqué

Meningocele manqué (from French, literally "missed meningocele") is a rare condition characterized by focal dorsal tethering of the spinal cord. The term is used to designate a meningocele which failed to develop and became atretic.

It has been reported in neonates, but median age at diagnosis in one series was 12 years old 2.

The clinical presentation is not specific; the condition has been reported in asymptomatic patients. The following presentations have been also been described: cutaneous stigmata, progressive lower extremity deficits, lower extremity deformity, foot atrophy, etc.

It is caused by a single or multiple fibrous bands, or atretic neural tissue, that is adherent to dura 1. It may be congenital or acquired, potentially exacerbated by repeated episodes of extension and flexion 1.

Dorsal tethering and triangular configuration of the spinal cord are the main findings. It is also associated with 2:

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rID: 54865
Tag: cases, refs
Synonyms or Alternate Spellings:

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