facial spasm; facial tic
Medical term for involuntary muscle contractions in the face.
Botulinum toxin injections are sometimes used to treat facial spasms.
Facial spasms can also be caused by stress.
General term for convulsions or spasms anywhere in the body; 顔面痙攣 specifies the face.
Common loanword for a tic, often used in everyday language; 顔面痙攣 is the formal medical term.
Standard medical kanji spelling.
Mixed kana spelling, sometimes used for readability.
Compound of 顔面 (face) and 痙攣 (spasm, convulsion).