Motor exam reveals clearly decreased strength on the left side at baseline.  His left thigh is abducted at the hip at rest with the right thigh and leg straight.  He has difficulty using the left arm and while reaching for objects, shows exaggerated tremor/dysmetria.  Right upper extremity is much more on target.  His sensations are intact to light touch bilaterally.  Deep tendon reflexes are 2+ and symmetric.  When sitting up, he shows some truncal instability and tendency towards decreased truncal tone and kyphosis.  He also shows some scoliotic curve of the spine, which is mild at this point.  Gait was not tested today.