Table 2 Neuronal antibody positivity in SC and control subjects

GroupNo. of patientsABGA IF, %ABGA ELISA (<0.33 absorbance units), %ABGA WB, %Cerebellum, cortex, myelin, %
SC = Sydenham’s chorea; ABGA = anti–basal ganglia antibodies; IF = immunofluorescence; WB = Western immunoblotting.
Acute SC20100951000
Persistent SC166356690
Rheumatic Fever161313130
Normal controls120000