Replication Data for: Primary Mesenteric Leiomyosarcoma Presenting as a Migrating Abdominal Mass: A Rare Case Report and Literature Review

This dataset contains de-identified clinical, imaging, surgical, and histopathological information supporting the case report: “Primary Mesenteric Leiomyosarcoma Presenting as a Migrating Abdominal Mass: A Rare Case Report and Literature Review.” The associated article is published in the Asian Journal of Case Reports in Surgery (DOI: https://doi.org/10.9734/ajcrs/2025/v8i2722). Included materials: De-identified structured clinical data (symptom history, tumor measurements, laboratory findings, treatment course, follow-up outcome) Non-identifiable schematic imaging summary Summarized surgical notes Histopathological findings Supporting metadata and documentation (README) All identifiers were removed based on ICMJE and HIPAA de-identification standards. Dates have been generalized or shifted, no direct imaging slices or metadata are included, and no protected health information remains. This dataset is provided to support transparency, reproducibility, and future comparative research on rare primary mesenteric leiomyosarcomas.