Pelvic Malignant Tumor with Liver Metastasis is Actually Conventional Leiomyoma with Abdominal Metastasis

This case highlights that leiomyomas, when metastatic, are easily misdiagnosed as malignant tumors with metastasis, presenting a significant challenge for preoperative diagnosis. Clinicians should maintain a high level of suspicion in such cases to avoid overtreatment. In this case, the intraoperative frozen section played a crucial role in preventing unnecessary pelvic lymph node dissection.