Oct 31, 2025 · Learn about diagnosis and treatment of this nervous system condition that causes muscles to twitch on one side of the face.

Hemifacial spasm is much more common in some Asian populations. [1] It may be caused by a facial nerve injury, compression by a blood vessel, a tumor, or it may have no apparent cause. …

Jul 25, 2025 · Hemifacial spasm (HFS or face twitching) is a neurological condition in which you have frequent involuntary muscle twitches on one side of your face only. The muscle twitches …

Oct 21, 2025 · Hemifacial spasm is a disorder that causes twitching on one side of the face. Learn about the causes, symptoms, and treatment options for this condition today.

Dec 19, 2025 · Hemifacial spasm is a rare disorder, commonly causing eye and mouth twitching on one side of the face. Common causes include compression of the facial nerve by a blood …

A hemifacial spasm is an uncontrollable muscle twitching of one side of the face. Most often seen in middle aged or older women, these spasms are usually caused by facial nerve injury, Bell’s …

Hemifacial spasm is painless involuntary twitching of 1 side of the face due to malfunction of the seventh cranial (facial) nerve and/or the area of the brain that controls it (called a center or …

Jan 10, 2024 · Hemifacial spasm (HFS) is characterized by paroxysmal, involuntary twitching of facial muscles on one side of the face innervated by the ipsilateral facial nerve (seventh cranial …

Hemifacial spasm is a neurological disorder that causes one side of the face to twitch involuntarily. It can be caused by several factors: facial nerve injury, a blood vessel touching a …

Aug 22, 2017 · Hemifacial spasms are also known as tic convulsif. At first, they may appear only as small, barely noticeable tics around your eyelid, cheek, or mouth. Over time, the tics may …