Postoperative infection of the skull base surgical site due to suppurative parotitis: A case report

Figure 4 Intraoperative pictures of the second stage surgery. A: The tumor (white arrow) that invaded the meninges; The anterior inferior cerebellar artery (blue arrow); The cochlear nerve (yellow arrow); The cerebellum (red arrow); B: The artificial dura mater (yellow arrow) used to repair the dura of the posterior fossa; The internal carotid artery (white arrow).