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单词 myelomeningocele
释义

myelomeningocelen.

Brit. /ˌmʌɪələ(ʊ)mᵻˈnɪŋɡə(ʊ)siːl/, U.S. /ˈˌmaɪəloʊməˈnɪŋɡoʊˌsil/
Forms: 1800s– myelomeningocele, 1800s– myelomeningocoele (irregular).
Origin: Formed within English, by compounding. Etymons: myelo- comb. form, meningocele n. at meningo- comb. form
Etymology: < myelo- comb. form + meningocele n. at meningo- comb. form . Compare earlier myelocele n., meningomyelocele n. at meningo- comb. form .The form myelomeningocoele probably arose from confusion between -cele comb. form (the final element of meningocele n. at meningo- comb. form ) and -coele comb. form (compare myelocoele n., myelocele n.).
Medicine.
Spina bifida in which the tissue of the spinal cord and its surrounding membranes (the meninges) protrudes through the cleft in the spine, forming a rounded swelling of the skin usually slightly above the base of the spine; the tissue so protruding. Also called meningomyelocele. Cf. myelocele n. 1.
ΘΚΠ
the world > health and disease > ill health > deformity > deformities of specific parts > [noun] > spina bifida
spina bifida1722
rachischisis1874
myelocele1875
myelomeningocele1889
syringomyelocele1890
1889 A. H. Buck Ref. Handbk. Med. Sci. VIII. 471/2 In myelomeningocele the external wall of the sac consists not of dura mater but of pia mater turned inside out.
1963 Cecil-Loeb Textbk. Med. (ed. 11) 1581/1 Myelomeningocele is characterized by an incorporation of the spinal nerve roots and cord in the sac of a meningocele.
1974 R. Passmore & J. S. Robson Compan. Med. Stud. III. xxxvi. 9/2 There may be a developmental failure of the spinal cord and then the flat neural plate with its exposed central canal is liable to be involved with the sac and form a myelomeningocoele.
1987 D. J. Weatherall et al. Oxf. Textbk. Med. (ed. 2) II. xvi. 59/2 They [sc. Charcot's joints] may also occur in association with paraplegia, Charcot-Marie-Tooth disease, myelomeningocele, and leprosy.
This entry has been updated (OED Third Edition, June 2003; most recently modified version published online March 2022).
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n.1889
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