Osteopetrosis with spondylolysis--four cases in one family.
D000293:Adolescent; D000328:Adult; D002648:Child; D005260:Female; D006801:Humans; D008297:Male; D010022:Osteopetrosis / Q000150:complications / Q000000981:diagnostic imaging / Q000235:genetics*; D010375:Pedigree; D011859:Radiography; D013168:Spondylolisthesis / Q000150:complications / Q000000981:diagnostic imaging / Q000235:genetics*