Standing up may unmask cognitive deficits in patients with Parkinson's

(Beth Israel Deaconess Medical Center) This study shows that when patients with Parkinson's disease experience a drop in blood pressure upon standing up -- a condition known as orthostatic hypotension (OH) -- they exhibit significant cognitive deficits. These deficits reverse when the individual lies down and their blood pressure returns to normal. As a result, these findings are significant as clinical providers might miss an important target for intervention when not considering OH as a contri...