Gallbladder Sarcoma, also known as malignant mesenchymal tumor of gallbladder, is related to embryonal rhabdomyosarcoma and leiomyosarcoma. An important gene associated with Gallbladder Sarcoma is PDGFRL (Platelet Derived Growth Factor Receptor Like), and among its related pathways/superpathways are C-MYB transcription factor network and Mesenchymal Stem Cells and Lineage-specific Markers. Affiliated tissues include gallbladder.