merorachischisis

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• merorachischisis — mero·ra·chis·chi·sis (me″ro rə kisґkĭ sis) [mero 1 + rachi + schisis] fissure of a part of the vertebral column; called also mesorachischisis and rachischisis partialis. Cf. spina bifida …   Medical dictionary

• merorachischisis, merorrhachischisis — Fissure of a portion of the spinal cord. SYN: rachischisis partialis. [mero + G. rhachis, spine, + schisis, fissure] …   Medical dictionary

• rachischisis partialis — merorachischisis …   Medical dictionary

• rachischisis — 1. Embryologic failure of fusion of vertebral arches and neural tube with consequent exposure of neural tissue at the surface; spina bifida cystica with myelocele or myeloschisis …   Medical dictionary

• mesorachischisis — meso·ra·chis·chi·sis (mez″o ) (me″zo rə kisґkĭ sis) merorachischisis …   Medical dictionary