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KEY FACTS
Terminology
Imaging
Top Differential Diagnoses
Pathology
Clinical Issues
Diagnostic Checklist
TERMINOLOGY
Abbreviations
- Lateral meningocele (LM)
Synonyms
- Lateral thoracic meningocele (LTM), lateral lumbar meningocele (LLM)
Definitions
- Meningeal dysplasia → CSF-filled dural/arachnoidal sac protrudes laterally through neural foramen
IMAGING
General Features
Radiographic Findings
CT Findings
MR Findings
Ultrasonographic Findings
Nonvascular Interventions
Imaging Recommendations
DIFFERENTIAL DIAGNOSIS
PATHOLOGY
General Features
Gross Pathologic & Surgical Features
Microscopic Features
CLINICAL ISSUES
Presentation
Demographics
Natural History & Prognosis
Treatment
DIAGNOSTIC CHECKLIST
Consider
Image Interpretation Pearls
Selected References
- Cuoco JA et al: Neurosurgical management of lateral meningocele syndrome: a clinical update for the pediatric neurosurgeon. Pediatr Neurosurg. 55(1):2-11, 2020
- Brown EC et al: Neurosurgical management in lateral meningocele syndrome: case report. J Neurosurg Pediatr. 19(2):232-8, 2017
- Prasad GR et al: Lateral meningomyelocele in a neonate: a case report. J Neonatal Surg. 5(1):4, 2016
- Castori M et al: Late diagnosis of lateral meningocele syndrome in a 55-year-old woman with symptoms of joint instability and chronic musculoskeletal pain. Am J Med Genet A. 164(2):528-34, 2014
- Alves D et al: Lateral meningocele syndrome: additional report and further evidence supporting a connective tissue basis. Am J Med Genet A. 161A(7):1768-72, 2013
- Kumar BE et al: Bilateral multiple level lateral meningocoele. J Clin Imaging Sci. 3:1, 2013
- Kumar V et al: Spontaneous subarachnoid pleural fistula: a rare complication of lateral thoracic meningocele. Neurol India. 58(3):466-7, 2010
- Haddad R: Multiple asymptomatic lateral thoracic meningocele. Eur J Cardiothorac Surg. 33(1):113, 2008
- Yen CP et al: Epidermoid cysts associated with thoracic meningocele. Acta Neurochir (Wien). 150(3):305-8; discussion 308-9, 2008
- Fiss I et al: Rapidly progressive paraplegia due to an extradural lumbar meningocele mimicking a cyst. Case report. J Neurosurg Spine. 7(1):75-9, 2007
- Pettorini BL et al: Thoracic lipomeningocele associated with diastematomyelia, tethered spinal cord, and hydrocephalus. Case report. J Neurosurg. 106(5 Suppl):394-7, 2007
- Kaur N et al: Lateral sacral meningomyelocele as a gluteal swelling--an unusual presentation. J Indian Med Assoc. 103(10):554, 556, 2005
- Oner AY et al: Isolated true anterior thoracic meningocele. AJNR Am J Neuroradiol. 25(10):1828-30, 2004
- Baysefer A et al: Lateral intrathoracic meningocele associated with a spinal intradural arachnoid cyst. Pediatr Neurosurg. 35(2):107-10, 2001
- Chen SS et al: Multiple bilateral thoracic meningoceles without neurofibromatosis: a case report. Zhonghua Yi Xue Za Zhi (Taipei). 61(12):736-40, 1998
- Gripp KW et al: Lateral meningocele syndrome: three new patients and review of the literature. Am J Med Genet. 70(3):229-39, 1997
- Strollo DC et al: Primary mediastinal tumors: part II. Tumors of the middle and posterior mediastinum. Chest. 112(5):1344-57, 1997
- Nakasu Y et al: Thoracic meningocele in neurofibromatosis: CT and MR findings. J Comput Assist Tomogr. 15(6):1062-4, 1991
- Richaud J: Spinal meningeal malformations in children (without meningoceles or meningomyeloceles). Childs Nerv Syst. 4(2):79-87, 1988
- Booth AE: Lateral thoracic meningocele. J Neurol Neurosurg Psychiatry. 32(2):111-5, 1969
- Bunner R: Lateral intrathoracic meningocele. Acta Radiol. 51(1):1-9, 1959
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References
Tables
Tables
KEY FACTS
Terminology
Imaging
Top Differential Diagnoses
Pathology
Clinical Issues
Diagnostic Checklist
TERMINOLOGY
Abbreviations
- Lateral meningocele (LM)
Synonyms
- Lateral thoracic meningocele (LTM), lateral lumbar meningocele (LLM)
Definitions
- Meningeal dysplasia → CSF-filled dural/arachnoidal sac protrudes laterally through neural foramen
IMAGING
General Features
Radiographic Findings
CT Findings
MR Findings
Ultrasonographic Findings
Nonvascular Interventions
Imaging Recommendations
DIFFERENTIAL DIAGNOSIS
PATHOLOGY
General Features
Gross Pathologic & Surgical Features
Microscopic Features
CLINICAL ISSUES
Presentation
Demographics
Natural History & Prognosis
Treatment
DIAGNOSTIC CHECKLIST
Consider
Image Interpretation Pearls
Selected References
- Cuoco JA et al: Neurosurgical management of lateral meningocele syndrome: a clinical update for the pediatric neurosurgeon. Pediatr Neurosurg. 55(1):2-11, 2020
- Brown EC et al: Neurosurgical management in lateral meningocele syndrome: case report. J Neurosurg Pediatr. 19(2):232-8, 2017
- Prasad GR et al: Lateral meningomyelocele in a neonate: a case report. J Neonatal Surg. 5(1):4, 2016
- Castori M et al: Late diagnosis of lateral meningocele syndrome in a 55-year-old woman with symptoms of joint instability and chronic musculoskeletal pain. Am J Med Genet A. 164(2):528-34, 2014
- Alves D et al: Lateral meningocele syndrome: additional report and further evidence supporting a connective tissue basis. Am J Med Genet A. 161A(7):1768-72, 2013
- Kumar BE et al: Bilateral multiple level lateral meningocoele. J Clin Imaging Sci. 3:1, 2013
- Kumar V et al: Spontaneous subarachnoid pleural fistula: a rare complication of lateral thoracic meningocele. Neurol India. 58(3):466-7, 2010
- Haddad R: Multiple asymptomatic lateral thoracic meningocele. Eur J Cardiothorac Surg. 33(1):113, 2008
- Yen CP et al: Epidermoid cysts associated with thoracic meningocele. Acta Neurochir (Wien). 150(3):305-8; discussion 308-9, 2008
- Fiss I et al: Rapidly progressive paraplegia due to an extradural lumbar meningocele mimicking a cyst. Case report. J Neurosurg Spine. 7(1):75-9, 2007
- Pettorini BL et al: Thoracic lipomeningocele associated with diastematomyelia, tethered spinal cord, and hydrocephalus. Case report. J Neurosurg. 106(5 Suppl):394-7, 2007
- Kaur N et al: Lateral sacral meningomyelocele as a gluteal swelling--an unusual presentation. J Indian Med Assoc. 103(10):554, 556, 2005
- Oner AY et al: Isolated true anterior thoracic meningocele. AJNR Am J Neuroradiol. 25(10):1828-30, 2004
- Baysefer A et al: Lateral intrathoracic meningocele associated with a spinal intradural arachnoid cyst. Pediatr Neurosurg. 35(2):107-10, 2001
- Chen SS et al: Multiple bilateral thoracic meningoceles without neurofibromatosis: a case report. Zhonghua Yi Xue Za Zhi (Taipei). 61(12):736-40, 1998
- Gripp KW et al: Lateral meningocele syndrome: three new patients and review of the literature. Am J Med Genet. 70(3):229-39, 1997
- Strollo DC et al: Primary mediastinal tumors: part II. Tumors of the middle and posterior mediastinum. Chest. 112(5):1344-57, 1997
- Nakasu Y et al: Thoracic meningocele in neurofibromatosis: CT and MR findings. J Comput Assist Tomogr. 15(6):1062-4, 1991
- Richaud J: Spinal meningeal malformations in children (without meningoceles or meningomyeloceles). Childs Nerv Syst. 4(2):79-87, 1988
- Booth AE: Lateral thoracic meningocele. J Neurol Neurosurg Psychiatry. 32(2):111-5, 1969
- Bunner R: Lateral intrathoracic meningocele. Acta Radiol. 51(1):1-9, 1959
