Spina bifida occulta
Type of disease: Rare conditions
Spina bifida occulta (SBO) occurs when the bones of the spinal column do not completely close around the developing nerves of the spinal cord. In most cases SBO causes no symptoms, however cases associated with back and urogenital problems have been reported. SBO has an estimated prevalence of 12.4%.
Source: Genetic and Rare Diseases Information Center (GARD), supported by ORDR-NCATS and NHGRI.