AKT1 and Cushing syndrome: KEGG analysis indicated that these DEGs were mainly associated with basal cell carcinoma, pathways in cancer, proteoglycans in cancer, melanogenesis, PI3K–AKT signaling pathway, gastric cancer, signaling pathways, mTOR signaling pathway, regulating pluripotency of stem cells, hepatocellular carcinoma, human papillomavirus infection, Hippo signaling pathway, cGMP-PKG signaling pathway, breast cancer, Cushing syndrome, and Wnt signaling pathway (Figure 5D).