dysdiadochokinesia

Etiology

• cerebellar disease
• pyramidal tract disorders
• Huntington's disease

Clinical manifestations

• impairment of the ability to perform rapid alternating movements in opposite directions, such rapid alternating pronation & supination of the hand
• such movement of patients with cerebellar disease overshoot, undershoot or are otherwise inaccurate or irregular

More general terms

• sign/symptom

Additional terms

• diadochokinesia