title: Unusual synovial sarcoma of the knee: a case report.
mesh_terms: D000328:Adult; D001859:Bone Neoplasms / Q000473:pathology*; D006801:Humans; D007719:Knee Joint / Q000473:pathology*; D008207:Lymphatic Metastasis; D008297:Male; D013584:Sarcoma, Synovial / Q000473:pathology*; D013583:Synovial Membrane / Q000473:pathology