{Reference Type}: Systematic Review {Title}: Primary ovarian leiomyoma: a rare ovarian tumour. {Author}: Pervan M;Gembicki M;Princk H;Rody A;Hanker L;Hemptenmacher F;Banys-Paluchowski M; {Journal}: Arch Gynecol Obstet {Volume}: 308 {Issue}: 4 {Year}: 10 2023 21 {Factor}: 2.493 {DOI}: 10.1007/s00404-022-06842-4 {Abstract}: After performing laparoscopic unilateral adnexectomy in a 53-year-old woman for a rapidly grown unilateral adnexal mass, pathologists reported a primary ovarian leiomyoma with no genuine ovarian tissue. This rare diagnosis is found in less than 100 reports after systematic literature review, a greater number of asymptomatic ovarian leiomyomas can be expected. Thorough preoperative diagnostic measures are essential as rare cases of malignancy have been described.