Request an Appointment

Hemifacial spasm

Print

We're welcoming patients at Mayo Clinic

See our safety precautions in response to COVID-19.

Request an appointment.

Overview

Hemifacial spasm is a nervous system disorder in which the muscles on one side of your face twitch involuntarily. Hemifacial spasm is most often caused by a blood vessel touching a facial nerve, but it may be caused by a facial nerve injury or a tumor, or it may not have a cause.

Products & Services

Causes

Hemifacial spasm is most often caused by a blood vessel touching a facial nerve. It can also be caused by a facial nerve injury or a tumor. Sometimes there's no identifiable cause.

By Mayo Clinic Staff

Hemifacial spasm care at Mayo Clinic

Request an Appointment at Mayo Clinic
Diagnosis & treatment
Dec. 20, 2018
Print
  1. Daroff RB, et al. Parkinson disease and other movement disorders. In: Bradley's Neurology in Clinical Practice. 7th ed. Philadelphia, Pa.: Saunders Elsevier; 2016. https://www.clinicalkey.com. Accessed July 16, 2017.
  2. Chaudhry N, et al. Hemifacial spasm: The past, present and future. Journal of the Neurological Sciences. 2015;356:27.
  3. Hemifacial spasm. Merck Manual Professional Version. https://www.merckmanuals.com/professional/neurologic-disorders/neuro-ophthalmologic-and-cranial-nerve-disorders/hemifacial-spasm. Accessed July 16, 2017.
  4. Riggin EA. Allscripts EPSi. Mayo Clinic, Rochester, Minn. July 17, 2017.

Related

Products & Services

Hemifacial spasm

Advertisement

Mayo Clinic does not endorse companies or products. Advertising revenue supports our not-for-profit mission.

Advertising & Sponsorship

Mayo Clinic Marketplace

Check out these best-sellers and special offers on books and newsletters from Mayo Clinic.