Los puntos clave no están disponibles para este artículo en este momento.
In comparison with closely matched controls, patients with Parkinson's disease had reduced scores in tests of odor detection and qualitative discrimination. Olfactory impairment was not related to age, duration of symptoms, treatment, intellectual function, or genetic factors and seemed to be a nonmotor manifestation of the disease.
Ward et al. (Fri,) studied this question.