Familial occurrence of meningomyeloceles.
D004200:Diseases in Twins / Q000175:diagnosis; D004777:Environment; D005799:Genes, Dominant; D005808:Genes, Recessive; D005817:Genetic Counseling; D006579:Heterozygote; D006801:Humans; D007231:Infant, Newborn; D008297:Male; D010375:Pedigree; D016135:Spinal Dysraphism / Q000453:epidemiology / Q000235:genetics*