PMC9872262_01
A mass protruding into the external auditory meatus is identified
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PMC9872262_01_ijo-35-57-g001.jpg
F1
CT scan. Coronal view. A right skull base defect is observed
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PMC9872262_01_ijo-35-57-g002.jpg
F2
MRI imaging. Coronal view. Brain tissue herniation is identified on the right side
ijo-35-57-g003.jpg
PMC9872262_01_ijo-35-57-g003.jpg
F3
MRI showed a herniated tissue from the right inferior temporal lobe, which confirmed the diagnosis of temporal meningoencephalocele (Fig.3).
Dura is elevated from the middle cranial fossa floor in a lateral to medial direction and the bony defect is identified from above and from below
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PMC9872262_01_ijo-35-57-g004.jpg
F4
Using a freer elevator, the dura was elevated from the middle cranial fossa floor in a lateral to medial direction until the bony defect and its residual herniated tissue were exposed (Fig. 4). 
Septal cartilage graft is disposed between the dura and the floor of middle fossa, covering the bony defect
ijo-35-57-g005.jpg
PMC9872262_01_ijo-35-57-g005.jpg
F5