Lumbosacral agenesis.
D000328:Adult; D005260:Female; D006801:Humans; D007231:Infant, Newborn; D008159:Lumbar Vertebrae / Q000002:abnormalities*; D008297:Male; D011247:Pregnancy; D011254:Pregnancy in Diabetics; D012447:Sacrum / Q000002:abnormalities*