Family history of neurodegenerative and vascular diseases in ALS: a population-based study.


OBJECTIVE To determine whether the frequency of Parkinson disease (PD), dementia, and vascular diseases in relatives of patients with amyotrophic lateral sclerosis (ALS) differs from the frequency of those diseases in relatives of controls, providing further information about the association between these diseases. METHODS We studied the occurrence of… (More)
DOI: 10.1212/WNL.0b013e318231530b