
Spina bifida
- developmental anomaly characterized by defective closure of the bony encasement of the spinal cord, through which the cord and meninges may protrude.
- Birth defect involving inadequate closure of the bony casement of the spinal cord, through which the spinal membranes, with or without spinal cord tissue, may protrude.

Spina bifida with hydrocephalus

Spina bifida unspecified region with hydrocephalus

Spina bifida cervical region with hydrocephalus

Spina bifida dorsal (thoracic) region with hydrocephalus

Spina bifida lumbar region with hydrocephalus

Spina bifida without mention of hydrocephalus
- hernial protrusion of the spinal cord and its meninges through a defect in the vertebral canal.

Spina bifida unspecified region without hydrocephalus

Spina bifida cervical region without hydrocephalus

Spina bifida dorsal (thoracic) region without hydrocephalus

Spina bifida lumbar region without hydrocephalus