Facial paralysis occurs due to damage to the 7th cranial nerve (facial nerve). In this disorder, the movement of the face is stopped. Normally, it happens on only one side of the face. And it is caused by slight infection in the nerve. Sometimes, the nerve gets swollen up and needs surgery immediately. Facial paralysis happens due to other causes as well.
Facial nerve paralysis is a condition that requires immediate attention.
This is all about Facial Nerve Decompression. It requires skill and is carried out in reputed hospitals.