CDH17 and juvenile Huntington disease: Finally, according to molecular pathways, in the e-PMI stage, various categories are identified: Alzheimer’s disease pathway, cadherin signaling pathway, cytoskeletal regulation by Rho GTPase, inflammation mediated by chemokine and cytokine signaling pathway, integrin signaling pathway, nicotinic acetylcholine receptor signaling pathway, Wnt signaling pathway, and Huntington disease pathway.