Table 2 Major clinical and morphologic features of reported malignant mesenchymal tumor of urinary bladder
Age/Sex | Size of tumor | Histology of sarcomatoid component | AJCC stage of sarcoma | Management | Clinical behavior | |
|---|---|---|---|---|---|---|
Case 1 [4] | 83/M | NA | Reported as cancerous mixed tumors | NA | NA | NA |
Case 2 [5] | 44/F | NA | Reported as osteogenic leiomyosarcoma | NA | NA | NA |
Case 3 [7] | 80/M | 18 × 10 × 9 cm | Malignant pleomorphic spindle cells with leiomyomatous, chondromatous, osteoid and myxomatous differentiation | T2bN0M0, Stage III | Refused total cystectomy and received chemotherapy and radiotherapy | Died 22 months after diagnosis |
Case 4 [6] | 72/M | NA | Predominantly a leiomyosarcomatous component with foci of malignant bone, cartilage and myxomatous areas. | NA | NA | NA |
Present case | 78/M | 14 × 13 × 7 cm | Malignant pleomorphic spindle cells with leiomyomatous, rhabdoid chondromatous, osteoid and myxomatous differentiation | T2bN0M0, Stage III | Receive total cystectomy | Alive 2 month after diagnosis |