CDH17 and early-onset autosomal dominant Alzheimer 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.