Does cardiac metaiodobenzylguanidine (MIBG) uptake in Parkinson's disease correlate with major autonomic symptoms?
Keywords: هیپوتانسیون ارتواستاتیک، کاهش فشار خون وضعیتی; Parkinson's disease; 123Iodine-labeled metaiodobenzylguanidine (MIBG) scintigraphy; Autonomic nervous system; Orthostatic hypotension; Constipation; Bladder dysfunction;