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Nervous Tic

 

Nervous tic or trigeminal neuralgia is a chronic neuropathic disorder of the trigeminal nerve causing sudden, extreme pain in certain parts of the face.

Causes
Causes are not known but some of the possibilities include:

  • Injury or trauma to the nerve
  • Autoimmune disorders like multiple sclerosis
  • Arteries or blood vessels causing compression
  • Tumor causing compression
  • Shingles

Symptoms

  • Sudden, sharp, shock-like pain in the face, mostly on one side
  • Pain lasting for a few seconds to a few minutes
  • Pain triggered by even mild touch, chewing, drinking, etc.

Treatment

  • Medication like antiseizure drugs
  • Surgical procedures to relieve pressure or prevent the pain signals from reaching the brain

Prevention

Since the causes are not clear, there is no known way to prevent it.