PDF Portuguese Ataxia Barbot and colleagues describe the diagnostic clinical criteria of Portuguese patients affected with ataxia and ocular apraxia as an autosomal recessive disorder. Ataxia with occular apraxia is more common than previously suggested. Critical editorial comment is provided by David Dawson, MD . There was no clear correlation between dopamine receptor gene polymorphism type and PD with hallucinations. The DRD3 allele 2 showed a borderline increased frequency among cases compared with controls.
Further study is required.
Overall functional disability improved only in patients with essential tremor. Bilateral deep brain stimulation should be considered if unilateral stimulation does not offer a satisfactory benefit. Glutamic acid decarboxylase antibodies are emerging as an important diagnostic marker for sporadic cerebellar ataxia and may provide insight into the biology of this serious disorder. Myopathy Askmark and colleagues describe a series of patients with parkinsonism with neck extensor weakness resulting in head drop. Disorders Friess and colleagues describe patients with PD and MSA and their differential response to growth hormone released by apomorphine.