Usefulness of Cardiac MIBG Scintigraphy, Olfactory Testing and Substantia Nigra Hyperechogenicity as Additional Diagnostic Markers for Distinguishing between Parkinson’s Disease and Atypical Parkinsonian Syndromes
Table 3
Positive ratios of TCS, cardiac MIBG scintigraphy and olfactory function tests for the PD vs. PSP and PD vs. MSA groups.