Altogether, 55 cases of adenomas and adenocarcinomas, 32 cases of ductal and lobular neoplasms, 15 cases of squamous cell neoplasms, 5 cases of nevi and melanomas, 5 cases of cystic, mucinous, and serous neoplasms, 4 cases of lymphoid leukemia, 4 cases of transitional cell papilloma, 3 cases of glioma, 2 cases of complex epithelial neoplasms, and 1 case of thymic epithelial neoplasm were affected by the AKT1 SNPs. The gene discussed is AKT1; the disease is central nervous system cancer.