title: Caudal regression syndrome versus sirenomelia: a case report.
abstract: We describe a newborn with clinical features of sirenomelia including fused lower limbs with medial position, absence of fibula, anal atresia, bilateral renal agenesis, and a single large umbilical artery. Recent literature describing the etiology of sirenomelia and relationship to caudal regression syndrome is reviewed.
authors.affiliation: Department of Pediatrics, Lincoln Medical and Mental Health Center, 234 East 149th Street, The Bronx, NY 10451, USA.
authors.forename: Bibhuti B
authors.initials: BB
authors.lastname: Das
authors.forename: Benamanahalli K
authors.initials: BK
authors.lastname: Rajegowda
authors.forename: Ronald
authors.initials: R
authors.lastname: Bainbridge
authors.forename: Philip F
authors.initials: PF
authors.lastname: Giampietro
mesh_terms: D000015:Abnormalities, Multiple / Q000175:diagnosis / Q000000981:diagnostic imaging*; D000328:Adult; D001003:Anal Canal / Q000002:abnormalities; D002420:Cauda Equina / Q000002:abnormalities; D003937:Diagnosis, Differential; D004480:Ectromelia / Q000175:diagnosis / Q000000981:diagnostic imaging*; D017809:Fatal Outcome; D005260:Female; D005865:Gestational Age; D006801:Humans; D007866:Leg / Q000002:abnormalities; D011247:Pregnancy; D011256:Pregnancy Outcome; D012007:Rectum / Q000002:abnormalities; D013577:Syndrome; D016216:Ultrasonography, Prenatal / Q000379:methods*