meningocele

/muh-ning-guh-seel/US // məˈnɪŋ gəˌsil //UK // (mɛˈnɪŋɡəʊˌsiːl) //

脑膜囊肿,脑膜膨出,脑膜瘤,脑膜炎

Definitions

n.名词 noun

1
Pathology.
- : a protrusion of the meninges through an opening in the skull or spinal column, forming a bulge or sac filled with cerebrospinal fluid.

A meningocele, as it contains no nerve elements, may be translucent.
Compression, infraction, hydrocephalus, and meningocele are common.
If placed over one of the fontanelles, a nævus may derive pulsation from the brain, and so simulate a meningocele.
It is, however, often difficult to distinguish between a meningocele and meningo-myelocele.
Spinal meningocele, in which only the membranes, filled with cerebro-spinal fluid, are protruded.