Neurology

Deep-brain stimulation in Parkinson disease

 

Deep-brain stimulation is superior to best medical therapy in the management of Parkinson disease patients, according to the results of a U.S. multicentre controlled trial (Weaver et al. JAMA  2009;301:63-73).

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Benign paroxysmal positional vertigo: new guidelines

 

The American Academy of Otolaryngology-Head and Neck Surgery Foundation have published guidelines for the clinical management of benign paroxysmal positional vertigo (BPPV) (Bhattacharyva et al. Otolaryngol Head Neck Surg 2008;139(5 suppl 4):S47-S81).

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Cognitive impairment in Parkinson disease

 

Untreated patients with early Parkinson disease are at risk of cognitive impairment, according to a comparison of 196 non-demented PD subjects and 201 healthy controls in the Norwegian ParkWest study (Aarsland et al. Neurology 2008; epublished November 19, 2008).
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