ESR1 and myeloid sarcoma: rs2234693 and rs9340799 of ESR1 were associated with AIs-Related MS-AEs.TT genotype and the T allele in rs2234693 was statistically significantly lower in AIs-Related MS-AEs group than in controls (P = 0.001, OR  = 0.282, 95% CI, 0.147–0.540; P = 9.49E-7, OR  = 0.510, 95% CI, 0.389–0.669), however, CC genotype was higher (P = 7.79E-6).