Citation, DOI, disclosures and article data
Citation:
Navendu C, Elfeky M, Kang O, et al. Anterior sacral meningocele. Reference article, Radiopaedia.org (Accessed on 27 Mar 2025) https://doi.org/10.53347/rID-19676
Anterior sacral meningocele is a congenital defect seen in the anterior aspect of the spine. It is defined as a meningeal cyst that occurs in the presacral space secondary to agenesis of a portion of the anterior sacrum.
Associations
In approximately 50% of cases, associated malformations are found, including 2:
It can occur as part of the Currarino triad 3.
Plain radiograph
Scimitar sacrum is a classically described finding on plain film.
General imaging differential considerations include:
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1. Krivokapić Z, Grubor N, Micev M et-al. Anterior sacral meningocele with presacral cysts: report of a case. Dis. Colon Rectum. 2004;47 (11): 1965-9. - Pubmed citation
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2. Dahan H, Arrivé L, Wendum D et-al. Retrorectal developmental cysts in adults: clinical and radiologic-histopathologic review, differential diagnosis, and treatment. Radiographics. 21 (3): 575-84. Radiographics (citation) - Pubmed citation
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3. Calihan RJ. Anterior sacral meningocele. Radiology. 1952;58 (1): 104-8. Radiology (citation) - Pubmed citation
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