case_images: PMC4129166_01
case_images: A soft mass-like lesion is at the posterosuperior wall of right external auditory canal entrance.
case_images: CRIOT2014-756280.001.jpg
case_images: PMC4129166_01_CRIOT2014-756280.001.jpg
case_images: fig1
case_images: Her medical examination showed a soft mass-like lesion with a diameter of about 1.5 cm at the posterosuperior wall of the right external auditory canal entrance (Figure 1).
case_images: MRI and CT images of the tegmen defect and herniated brain tissue.
case_images: CRIOT2014-756280.002.jpg
case_images: PMC4129166_01_CRIOT2014-756280.002.jpg
case_images: fig2
case_images: MRI showed a 12 mm defect at lateral segment of right tegmen tympani and a nodular signal of about 15 x 13 x 10 mm, which was isointense to brain parenchyma in all sequences filling the right middle ear and proximal segment lodge of the external ear canal (Figure 2).
case_images: Herniated fibrotic glial tissue is excised by neurosurgery team.
case_images: CRIOT2014-756280.003.jpg
case_images: PMC4129166_01_CRIOT2014-756280.003.jpg
case_images: fig3
case_images: Neurosurgery team excised the herniated fibrotic glial tissue (Figure 3) extending to external ear canal by using bipolar cautery.
case_images: Cavity is obliterated with cartilage grafts.
case_images: CRIOT2014-756280.004.jpg
case_images: PMC4129166_01_CRIOT2014-756280.004.jpg
case_images: fig4
case_images: Cavity was obliterated with cartilage grafts (Figure 4).
case_images: Durability is maintained by fibrin glue (Tisseel Kit).
case_images: CRIOT2014-756280.005.jpg
case_images: PMC4129166_01_CRIOT2014-756280.005.jpg
case_images: fig5
case_images: Durability was improved with fibrin glue (Tisseel Kit) (Figure 5), and thus the operation was completed.