pill-rolling tremor

pill-·roll·ing trem·or

resting tremor of the thumb and fingers seen in Parkinson disease.

pill-rolling tremor

See parkinsonian tremor.

pill-roll·ing trem·or

(pil'rōl-ing trem'ŏr)

A rhythmic circular movement of the opposed tips of the thumb and index finger, a form of tremor noted in parkinsonism, tardive dyskinesia, and other extrapyramidal syndromes.

pill-rolling tremor

tremor of thumb on forefinger (rate 4-6Hz); characteristic of Parkinson's disease