SMN1 and leiomyoma: The postoperative pathological report indicated a (uterine) spindle cell tumor, which was consistent with leiomyoma with focal edema based on morphology and immunohistochemistry; H&E staining of the uterine fibroid is shown in Figures 2E, F; the immunohistochemical (IHC) results of the leiomyoma were as follows: Desmin (+), SMA (+), CD10 (−), ALK (−), and Ki67 (+, 8%) (Figures 2G–K).