dysmetria

Abnormal movements resulting from cerebellar disease or posterior column dysfunction. Specific tests include: 1) finger to nose a) with cerebellar disease, an action tremor is present b) with eyes closed, tests proprioception (posterior columns) 2) heel to shin a) cerebellar disease 1] heal to knee is jerky, the knee is frequently overshot 2] the slide down the shin is accompanied by an action tremor b) posterior column disease 1] heal may have difficulty finding shin 2] the slide down the shin weaves from side to side & may roll of the shin

General

movement disorder sign/symptom

References

DeGowin & DeGowin's Diagnostic Examination, 6th edition, RL DeGowin (ed), McGraw Hill, NY 1994, pg 799