Definition

Spina bifida (pronounced SPI-nuh BIFF-ih-duh) means an open or severed spine and it is one of the most serious of all birth defects. The condition may affect a small region of the spine or a much larger area. In case of spina bifida, portions of the spinal column are pushed outward, making them vulnerable to injury or infection.

Description

The rate of spina bifida differs considerably among various populations. It occurs in about 1 of every 700 births among whites in North America. Among African-Americans, the rate is about 1 in every 3,000 births. In some parts of Great Britain, the rate may be as high as 1 in every 100 births.

Spina bifida occurs when the spine of a fetus does not close properly. Some portion of the spinal column may protrude (stick out) from the newborn baby's back. The protrusion may form a sac that includes some part of...