MSD Manual

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Types of Tics

Types of Tics

Classification

Motor

Vocal

Simple

Blinking

Grimacing

Head jerking

Shoulder shrugging

Grunting or barking

Sniffing or snorting

Throat clearing

Complex

Combinations of simple tics (such as head turning plus shoulder shrugging)

Copropraxia: Using sexual or obscene gestures

Echopraxia: Imitating someone's movements

Coprolalia: Uttering socially inappropriate words (such as obscenities or ethnic slurs)

Echolalia: Repeating one's own or another's sounds or words