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Dignity Health Arizona


Barrow Neurological Institute, University of Calgary study urges “major change” to migraine treatment in Emergency Departments

A new study by Barrow Neurological Institute and the University of Calgary recommends greater occipital nerve blocks and elevating intravenous prochlorperazine to offer effective and safe treatment for migraine attacks. The guidelines aim to reduce opioid reliance and improve patient outcomes in Emergency Departments.

SourceDignity Health Arizona·JournalHeadache The Journal of Head and Face Pain·DateDec 5, 2025

Barrow study: Ambient TCE exposure suggests link to Parkinson’s disease risk nationwide

A Barrow Neurological Institute study found a positive association between ambient trichloroethylene (TCE) and Parkinson's disease risk. The researchers identified a potential link between TCE exposure and an increased risk of Parkinson's disease, particularly in individuals living near facilities emitting the chemical.

SourceDignity Health Arizona·JournalNeurology·TypeObservational study·DateOct 1, 2025