It most often affects the frontal sinus, and can cause damage to vision due to pressure on the nearby optic nerve.

The procedure has a very high rate of success, with the most common problem being accidental damage to a nearby nerve.

Complications to nearby nerves and blood vessels can cause loss of blood supply to the bone, also known as osteonecrosis.

It is smaller than the nearby supraorbital nerve.

Pain may be caused by these growths pressing on nearby nerves.

This is usually not an emergency, but the loss of circulation can cause temporary or permanent damage to nearby nerves and muscles.

When a disk ruptures, it can put pressure on a nearby nerve, causing back and leg pain.

When inflamed, discs press against nearby nerves.

New techniques use smaller incisions and seek to avoid damaging nearby nerves.

Larger tumors can press on nearby cranial nerves that control the muscles of facial expression and sensation.