Diagnostic accuracy of cerebral [18F]FDG PET in atypical parkinsonism

EJNMMI Research

Table 3 Subgroup classifications

Follow up diagnosis	Imaging test outcome N = 42		Follow up diagnosis	Imaging test outcome N = 20
Follow up diagnosis	CBD	PSP	Follow up diagnosis	MSA-P	MSA-C
CBD	7	4	MSA-P	12	3
PSP	3	28	MSA-C	0	5

Left: subgroup classification of the 4R-Tauopathies. Right: subgroup classification of MSA. Rows with follow-up diagnosis and columns with the corresponding imaging classification
CBD, corticobasal degeneration; PSP, progressive supranuclear palsy; MSA-P, multiple system atrophy with striatonigral degeneration; MSA-C, multiple system atrophy with cerebellar dysfunction