Summary
Background. Reconstruction of the skull base after resection of a tumour is important to prevent postoperative complications such as infectionsand cerebrospinal fluid (CSF) leakage. Several reconstructive methods of the anterior skull base have been reported but, their long-term results are not clear.
Methods. We describe a technique used after removal of an olfactory neuroblastoma with infiltration of the skull base. The reconstructed dura was covered with a galeal patch, a replicated galeal-pericranial flap, a graft from the inner table of skull, and a vascularised galeal-pericranial flap placed on the skull base defect. All layers were fixed with fibrin glue.
Conclusion. Three dimensional computed tomography (3D-CT) at bone window settings demonstrated the bone graft covered the bone defect and was not absorbed and after 11 years there have been no signs of tumour regrowth or complications.
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Abbreviations
- CSF:
-
CerebroSpinal Fluid
- CT:
-
Computed Tomography
- MRI:
-
Magnetic Resonance Imaging
- 3D:
-
Three Dimensional
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Abe, T., Goda, M., Kamida, T. et al. Overlapping free bone graft with galea-pericranium in reconstruction of the anterior skull base to prevent CSF leak and sequestrum formation. Acta Neurochir (Wien) 149, 771–775 (2007). https://doi.org/10.1007/s00701-007-1227-9
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DOI: https://doi.org/10.1007/s00701-007-1227-9