HLA, Pi, Gm and Km phenotypes in a spina bifida population with myelo-meningocele

HLA, Pi, Gm and Km phenotypes were determined in 53 cases of spina bifida with myelomeningocele. Family studies were possible in 42 cases. An increase in the frequency of HLA-B5 antigen was found. Some phenotype frequencies were also increased without reaching significant levels.