S24-017 A Liquid Biopsy Approach to Distinguish Leiomyosarcoma from Leiomyoma in the Uterus Stanford scientists have discovered a DNA methylation signature on circulating tumor DNA (ctDNA) that can distinguish between the aggressive Leiomyosarcoma (LMS) from its benign counterpart leiomyoma (LM) in the uterus. Jan Matt Van de Rijn Joanna Przybyl