[A sign for identification of the sacral epidural space].
D000293:Adolescent; D000328:Adult; D000767:Anesthesia, Epidural; D002648:Child; D002675:Child, Preschool; D005260:Female; D006801:Humans; D007223:Infant; D008297:Male; D008722:Methods; D012447:Sacrum
Um sinal para identificaçào do espaço epidural sacro.