Lexic.us

Definition of Rachischisis

1. Noun. A not uncommon congenital defect in which a vertebra is malformed; unless several vertebrae are affected or there is myelomeningocele there are few symptoms; can be diagnosed by amniocentesis.

Medical Definition of Rachischisis

1. 1. Embryologic failure of fusion of vertebral arches and neural tube with consequent exposure of neural tissue at surface; spina bifida cystica with myelocele or myeloschisis. 2. Spinal dysraphism. Origin: G. Rhachis, spine, + schisis, division (05 Mar 2000)

Lexicographical Neighbors of Rachischisis

Literary usage of Rachischisis

Below you will find example usage of this term as found in modern and/or classical literature:

1. General Pathology: Or the Science of the Causes, Nature and Course of the by Ernst Ziegler (1903)
"A part of the nerve-roots may have undergone development, arising either from rudiments of the spinal cord or from spinal ganglia. Partial rachischisis ..."

2. A Manual of Nervous Diseases by Irving J. Spear (1916)
"CONGENITAL SPINAL MALFORMATION (SPINA BIFIDA; rachischisis) A congenital fissure in the spinal column is due to an arrest of development which produces ..."

3. Manual of pathology: Including Bacteriology, the Technic of Postmortems, and by William Michael Late Coplin (1900)
"In case the entire spinal portion of the groove remains patent the condition that results is known as rachischisis totalis. \Yith the exception of the fact ..."

4. Modern Surgery, General and Operative by John Chalmers Da Costa (1910)
"Victims rachischisis are usually stillborn or at most live but a few days. :in. A •k area ims of Spina Bifida.—This is a deformity, similar to the one just ..."

5. Modern surgery, general and operative by John Chalmers Da Costa (1907)
"In partial rachischisis a portion of skin is absent in the midline. ... Victims of rachischisis are usually stillborn or at most live but a few days. ..."

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