Other causes of facial palsy include tumors, stroke and trauma, especially to the temporal bone. Some rarer causes of facial palsy include multiple sclerosis, otitis media and neurosarcoidosis.

The trigeminal nerve is one of 12 nerves that connect to the brain, and it is responsible for sensation in the face and the mouth. A person can experience two types of TN: type 1 and 2.

A deep learning–based reconstruction algorithm significantly enhances temporal bone UHR-CT image quality, reducing noise and improving diagnostic precision, a study finds.

Mastoidectomy is a procedure that involves drilling into the mastoid bone, which is behind the ear. The surgery can help treat mastoiditis, remove benign tumors, or aid in other procedures.

"First prosthesis in the world with direct connection to bone, nerves and muscles." ScienceDaily. ScienceDaily, 14 March 2016. <www.sciencedaily.com / releases / 2016 / 03 / 160314141412.htm>.