In spina bifida occulta the defect is minor and may go undetected for years. Pathology a congenital condition in which the meninges of the spinal cord protrude through a gap in the backbone sometimes causing enlargement of the skull due to accumulation of cerebrospinal fluid and paralysis.
Spina bifida is a birth defect in which part of the spine fails to close completely during fetal development.
Spina bifida cystica definition. The most common location is the lower back but in rare cases it may be in the middle back or neck. Spina bifida associated with a meningeal cyst meningocele or a cyst containing both meninges and spinal cord meningomyelocele or only spinal cord myelocele. There are three main types.
It s when the spinal cord brain or meninges their protective covering does not completely. It is a type of neural tube defect ntd. These lesions are frequently associated with spinal cord dysfunction hydrocephalus and syringomyelia.
Farlex partner medical dictionary farlex 2012. The spinal cord and meninges may or may not protrude through the defect see spina bifida cystica and spina bifida occulta. Spina bifida occulta meningocele and myelomeningocele.
Spina bifida is a birth defect that occurs when the spine and spinal cord don t form properly. Spina bifida aperta spina bifida manifesta. Spina bifida is a condition that affects the spine and is usually apparent at birth.
It occurs during development prior to birth. Spina bifida cystica a form of spinal dysraphism associated with a protruding cyst made up of either meninges i e a meningocele or meninges in combination with spinal cord tissue i e a meningomyelocele. The neural tube is the structure in a developing embryo that eventually becomes the baby s brain spinal cord and the tissues that enclose them.
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. Spina bifida can happen anywhere along the spine if the neural tube does not close all the way. The meningeal membranes that cover the spinal cord and part of the spinal cord protrude through this cleft and are clearly visible.
ˈspaɪnə ˈbɪfɪdə n. Spina bi fida a developmental anomaly characterized by defective closure of the bony encasement of the spinal cord. A bony defect in the vertebral column that causes a cleft in that column.
It s a type of neural tube defect. The opening can be surgically repaired usually shortly after birth. Spina bifida is what is known as a neural tube defect.