Localized segmental agenesis/dysgenesis of lumbar or thoracolumbar spine, spinal cord
Distal spinal osseous architecture usually normal (unless concurrent CRS)
IMAGING
General Features
Imaging Recommendations
Radiographic Findings
CT Findings
MR Findings
Ultrasonographic Findings
DIFFERENTIAL DIAGNOSIS
PATHOLOGY
General Features
Staging, Grading, & Classification
Gross Pathologic & Surgical Features
CLINICAL ISSUES
Presentation
Demographics
Natural History & Prognosis
Treatment
DIAGNOSTIC CHECKLIST
Consider
Selected References
Eibach S et al: Do junctional neural tube defect and segmental spinal dysgenesis have the same pathoembryological background? Childs Nerv Syst. ePub, 2020
Wang KC et al: Do junctional neural tube defect and segmental spinal dysgenesis have the same pathoembryological background? Childs Nerv Syst. 36(2):241-50, 2020
Chellathurai A et al: Segmental spinal dysgenesis-"redefined". Asian Spine J. 13(2):189-97, 2019
Naik S et al: Segmental spinal dysgenesis: a rare congenital spinal malformation. Indian J Radiol Imaging. 29(4):480-1, 2019
Cacciola F et al: Segmental spinal dysgenesis associated with occult dysraphism: considerations on management strategies. J Craniovertebr Junction Spine. 8(2):144-8, 2017
Morell SM et al: Segmental spinal dysgenesis: a report of early surgical intervention and outcome in a 14-month-old child. Childs Nerv Syst. 33(2):381-4, 2017
Pavlova OM et al: Surgical treatment of thoracolumbar segmental spinal dysgenesis: optimal type of fusion. World Neurosurg. 106:551-6, 2017
Valdez Quintana M et al: Fetal segmental spinal dysgenesis and unusual segmental agenesis of the anterior spinal artery. Childs Nerv Syst. 32(8):1537-41, 2016
Lenke LG et al: Complications after 147 consecutive vertebral column resections for severe pediatric spinal deformity: a multicenter analysis. Spine (Phila Pa 1976). 38(2):119-32, 2013
Pahwa S et al: Segmental spinal dysgenesis: a rare malformation of the spinal cord. Neurol India. 58(2):334-5, 2010
Emmanouilidou M et al: Spinal segmental dysgenesis: presentation of a rare spinal congenital abnormality. Neuroradiol J. 21(3):388-92, 2008
Bristol RE et al: Segmental spinal dysgenesis: report of four cases and proposed management strategy. Childs Nerv Syst. 23(3):359-64, 2007
Fratelli N et al: Prenatal diagnosis of segmental spinal dysgenesis. Prenat Diagn. 27(10):979-81, 2007
Ofiram E et al: Segmental spinal dysgenesis: case report of a 50-year follow-up after surgery at age 3 years: case report. Spine (Phila Pa 1976). 31(2):E59-61, 2006
Zana E et al: An atypical case of segmental spinal dysgenesis. Pediatr Radiol. 35(9):914-7, 2005
Erol B et al: Congenital scoliosis and vertebral malformations: characterization of segmental defects for genetic analysis. J Pediatr Orthop. 24(6):674-82, 2004
Rossi A et al: Imaging in spine and spinal cord malformations. Eur J Radiol. 50(2):177-200, 2004
Buyse G et al: Segmental spinal cord hypoplasia and meningocele with preservation of medullary function: case report. Surg Neurol. 59(6):505-7; discussion 508, 2003
Desai K et al: Congenital thoracic cord segmental amyelia: a rare manifestation of segmental spinal dysgenesis. Pediatr Neurosurg. 38(2):102-6, 2003
Tortori-Donati P et al: Segmental spinal dysgenesis: neuroradiologic findings with clinical and embryologic correlation. AJNR Am J Neuroradiol. 20(3):445-56, 1999
Dias MS et al: The embryogenesis of congenital vertebral dislocation: early embryonic buckling? Pediatr Neurosurg. 29(6):281-9, 1998
Hughes LO et al: Segmental spinal dysgenesis: a report of three cases. J Pediatr Orthop. 18(2):227-32, 1998
Achiron R et al: Second-trimester ultrasonographic diagnosis of segmental vertebral abnormalities associated with neurological deficit: a possible new variant of occult spinal dysraphism. Prenat Diagn. 16(8):760-3, 1996
Faciszewski T et al: Segmental spinal dysgenesis. A disorder different from spinal agenesis. J Bone Joint Surg Am. 77(4):530-7, 1995
Scott RM et al: Segmental spinal dysgenesis. Neurosurgery. 22(4):739-44, 1988
Localized segmental agenesis/dysgenesis of lumbar or thoracolumbar spine, spinal cord
Distal spinal osseous architecture usually normal (unless concurrent CRS)
IMAGING
General Features
Imaging Recommendations
Radiographic Findings
CT Findings
MR Findings
Ultrasonographic Findings
DIFFERENTIAL DIAGNOSIS
PATHOLOGY
General Features
Staging, Grading, & Classification
Gross Pathologic & Surgical Features
CLINICAL ISSUES
Presentation
Demographics
Natural History & Prognosis
Treatment
DIAGNOSTIC CHECKLIST
Consider
Selected References
Eibach S et al: Do junctional neural tube defect and segmental spinal dysgenesis have the same pathoembryological background? Childs Nerv Syst. ePub, 2020
Wang KC et al: Do junctional neural tube defect and segmental spinal dysgenesis have the same pathoembryological background? Childs Nerv Syst. 36(2):241-50, 2020
Chellathurai A et al: Segmental spinal dysgenesis-"redefined". Asian Spine J. 13(2):189-97, 2019
Naik S et al: Segmental spinal dysgenesis: a rare congenital spinal malformation. Indian J Radiol Imaging. 29(4):480-1, 2019
Cacciola F et al: Segmental spinal dysgenesis associated with occult dysraphism: considerations on management strategies. J Craniovertebr Junction Spine. 8(2):144-8, 2017
Morell SM et al: Segmental spinal dysgenesis: a report of early surgical intervention and outcome in a 14-month-old child. Childs Nerv Syst. 33(2):381-4, 2017
Pavlova OM et al: Surgical treatment of thoracolumbar segmental spinal dysgenesis: optimal type of fusion. World Neurosurg. 106:551-6, 2017
Valdez Quintana M et al: Fetal segmental spinal dysgenesis and unusual segmental agenesis of the anterior spinal artery. Childs Nerv Syst. 32(8):1537-41, 2016
Lenke LG et al: Complications after 147 consecutive vertebral column resections for severe pediatric spinal deformity: a multicenter analysis. Spine (Phila Pa 1976). 38(2):119-32, 2013
Pahwa S et al: Segmental spinal dysgenesis: a rare malformation of the spinal cord. Neurol India. 58(2):334-5, 2010
Emmanouilidou M et al: Spinal segmental dysgenesis: presentation of a rare spinal congenital abnormality. Neuroradiol J. 21(3):388-92, 2008
Bristol RE et al: Segmental spinal dysgenesis: report of four cases and proposed management strategy. Childs Nerv Syst. 23(3):359-64, 2007
Fratelli N et al: Prenatal diagnosis of segmental spinal dysgenesis. Prenat Diagn. 27(10):979-81, 2007
Ofiram E et al: Segmental spinal dysgenesis: case report of a 50-year follow-up after surgery at age 3 years: case report. Spine (Phila Pa 1976). 31(2):E59-61, 2006
Zana E et al: An atypical case of segmental spinal dysgenesis. Pediatr Radiol. 35(9):914-7, 2005
Erol B et al: Congenital scoliosis and vertebral malformations: characterization of segmental defects for genetic analysis. J Pediatr Orthop. 24(6):674-82, 2004
Rossi A et al: Imaging in spine and spinal cord malformations. Eur J Radiol. 50(2):177-200, 2004
Buyse G et al: Segmental spinal cord hypoplasia and meningocele with preservation of medullary function: case report. Surg Neurol. 59(6):505-7; discussion 508, 2003
Desai K et al: Congenital thoracic cord segmental amyelia: a rare manifestation of segmental spinal dysgenesis. Pediatr Neurosurg. 38(2):102-6, 2003
Tortori-Donati P et al: Segmental spinal dysgenesis: neuroradiologic findings with clinical and embryologic correlation. AJNR Am J Neuroradiol. 20(3):445-56, 1999
Dias MS et al: The embryogenesis of congenital vertebral dislocation: early embryonic buckling? Pediatr Neurosurg. 29(6):281-9, 1998
Hughes LO et al: Segmental spinal dysgenesis: a report of three cases. J Pediatr Orthop. 18(2):227-32, 1998
Achiron R et al: Second-trimester ultrasonographic diagnosis of segmental vertebral abnormalities associated with neurological deficit: a possible new variant of occult spinal dysraphism. Prenat Diagn. 16(8):760-3, 1996
Faciszewski T et al: Segmental spinal dysgenesis. A disorder different from spinal agenesis. J Bone Joint Surg Am. 77(4):530-7, 1995
Scott RM et al: Segmental spinal dysgenesis. Neurosurgery. 22(4):739-44, 1988
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