Myeloschisis. With this abnormality, the closure of the. Myeloschisis is the most serious and complex congenital anomaly in spina bifida manifesta (cystica).
Myeloschisis (my·elos·chi·sis) is a developmental anomaly characterized by a cleft spinal cord, owing to failure of the neural plate to form a complete neural tube or to rupture of the neural tube after closure.
The nerve tissue is here fully bare and a dermal or meningeal covering is absent.
Spina bifida is a birth defect in which there is incomplete closing of the spine and the membranes around the spinal cord during early development in pregnancy. Looking for online definition of myeloschisis in the Medical Dictionary? myeloschisis explanation free. Limited dorsal myeloschisis (LDM) is a rare form of spina bifida which is characterized by a fibroneural stalk between the inner part of the skin and the spinal cord.