SNCA and Parkinson disease: Each of these lncRNAs exhibited good diagnostic capabilities for PD, with Linc-POU3F3 having an AUC of 0.763, for α-synuclein was 0.616, GCase activity 0.684, and all these three combined had an AUC of 0.824 with a sensitivity of 71%, and a specificity of 83% at a cutoff of 0.66.