Poor Sense of Smell Evident in Parkinson’s Patients in Small Study, But Not Linked to Dementia
Olfactory deficits — a diminished sense of smell — affected 95% of Parkinson’s disease patients in a small study, but such problems did not appear to be linked to cognitive impairment or disease-related dementia. The study, “Association between olfactory loss and cognitive deficits in Parkinson’s disease,” was…