In a word, the study suggested that DHCR7 rs1044482 C > T and NADSYN1 rs2276360 G > C might be related to the susceptibility to uterine leiomyomas in the Chinese population, especially in patients over 40 with 18.5–25.0 BMI. This evidence concerns the gene DHCR7 and uterine corpus leiomyoma.