Cerebellar Ataxia

**Definition:** Incoordination of voluntary movements that occur as a manifestation of CEREBELLAR DISEASES. Characteristic features include a tendency for limb movements to overshoot or undershoot a target (dysmetria), a tremor that occurs during attempted movements (intention TREMOR), impaired force and rhythm of diadochokinesis (rapidly alternating movements), and GAIT ATAXIA. (From Adams et al., Principles of Neurology, 6th ed, p90)

**Tree numbers:** - C10.228.140.252.190 - C10.597.350.090.500 - C23.888.592.350.090.200

**Synonyms:** - Ataxia, Cerebellar - Cerebellar Incoordination