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Review
. 2018 Feb;79(1):13-20.
doi: 10.1055/s-0037-1615815. Epub 2018 Jan 5.

Endoscopic Management of Developmental Anomalies of the Skull Base

Affiliations
Review

Endoscopic Management of Developmental Anomalies of the Skull Base

Meghan Wilson et al. J Neurol Surg B Skull Base. 2018 Feb.

Abstract

Developmental anomalies of the skull base may present in childhood or as an adult. The most common pathologies include dermoid, encephalocele, and glioma. Encephaloceles may present as part of a syndrome. Other entities include infantile hemangiomas and teratoma. Endoscopic techniques provide a less invasive and morbid option for treatment. Proper evaluation and treatment is necessary to prevent complications such as meningitis.

Keywords: dermoid encephalocele; developmental; glioma; teratoma.

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Conflict of interest statement

Conflict of Interest None.

Figures

Fig. 1
Fig. 1
Coronal ( A ) and sagittal ( B ) computed tomography (CT) demonstrate an expansive fat-density lesion (asterisk) extending to the skull base at foramen cecum (arrow) anterior to the crista galli.
Fig. 2
Fig. 2
Coronal ( A ) and sagittal ( B ) magnetic resonance imaging (MRI) demonstrate a large meningoencephalocele involving the right gyrus rectus and orbital gyrus (asterisk) and extending through a defect of the right cribriform plate (arrow) and filling the nasal cavity. There is deviation of the nasal septum from the large mass.
Fig. 3
Fig. 3
Axial computed tomography (CT) ( A ) demonstrates a left nasal mass (asterisk). Sagittal magnetic resonance imaging (MRI) ( B ) demonstrates an intranasal mass that extends to the skull base but there is no evidence of intracranial extension (arrow).
Fig. 4
Fig. 4
Example of a large teratoma involving the midface and anterior skull base ( A ). Three-dimensional (3D) reconstruction (different patient) demonstrates tumor protruding from the oral cavity ( B ). These tumors were resected using a transpalatal endoscopic endonasal approach.

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