Neurosarcoidosis Presented as an Isolated Brain Lesion.

Sarcoidosis is a multisystemic, noncaseating granulomatous disease of unknown etiology. Neurosarcoidosis (NS) is the involvement of the central nervous system (CNS) in sarcoidosis, and it occurs in approximately 5%-10% of cases. NS can present with a variety of clinical features, making diagnosis challenging.

Successful Cochlear Implantation for Intracochlear Fibrosis.

Intracochlear fibrosis is a rare disorder that can lead to hearing loss and make cochlear implantation challenging. The etiology of intracochlear fibrosis is diverse, including infections, inflammation, and past surgical procedures. The condition causes ossification and scar tissue growth within the cochlea, leading to progressive obstruction of the cochlear turn.