Anterior sacral meningocele complications



A 33-year-old woman with no medical history causing pneumorrachis, tension pneumocephalus, and sacral meningocele infection leading to death. Lumbar puncture is a simple diagnostic procedure with few complications, but if the technique is incorrectly performed, or if it is accompanied by occult congenital malformations such as sacral anterior meningocele, the consequences can be fatal 1).


A child with constipation may be treated with laxatives for long periods or misdiagnosed as having Hirschsprung's disease. This can be avoided by often ignored digital rectal examination. The cysts may become secondarily infected leading to meningitis 2) and to pyocele. The associated tethered cord could present with neurological signs 3) Rarely, these can be occupied by epidermoid cyst 4) or could rupture into the rectum. ASM has been reported to be misdiagnosed as ovarian cyst at many occasions 5).


1)
Aassouani F, Ennacery Z, Bensalah A, Charifi Y, Mamadou D, El Bouardi N, Haloua M, Lamrani MYA, Ousadden A, Boubbou M, Maaroufi M, Alami B. Lumbar puncture as a cause of tension pneumocephalus, pneumorrachis, and sacral meningocele infection leading to death: An extremely rare case report. Radiol Case Rep. 2022 Sep 17;17(11):4379-4383. doi: 10.1016/j.radcr.2022.08.058. PMID: 36188081; PMCID: PMC9520414.
2)
Blond MH, Borderon JC, Despert F, Laugier J, Maheut J, Robert M, Sirinlli D. Anterior sacral meningocele associated with meningitis. Pediatr Infect Dis J. 1991 Oct;10(10):783-4. PMID: 1945583.
3)
Hara Y, Shirane R, Yoshimoto T. [Anterior sacral meningocele associated with tethered cord syndrome]. No Shinkei Geka. 1992 Nov;20(11):1217-21. Japanese. PMID: 1448199.
4)
Shamoto H, Yoshida Y, Shirane R, Yoshimoto T. Anterior sacral meningocele completely occupied by an epidermoid tumor. Childs Nerv Syst. 1999 Apr;15(4):209-11. doi: 10.1007/s003810050372. PMID: 10361973.
5)
Erdogmus B, Yazici B, Ozdere BA, Safak AA. Anterior sacral meningocele simulating ovarian cyst. J Clin Ultrasound. 2006 Jun;34(5):244-6. doi: 10.1002/jcu.20198. PMID: 16673368.
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