Table 1: Histopathological types and number of mesenchymal tumors and tumor-like lesions in the bovine urinary bladder.

Details of tumors No. Percentage (%)

Tumors of vascular origin204 ~81%
 Hemangioma 143 57%
 Hemangioendothelioma 2 0.8%
 Angiosarcoma 57 23%
 Lymphangioma 2 0.8%
 Hemangiopericytoma 9 3.6%
 Glomus tumor 1 0.4%
Tumors of muscle origin16 ~6%
 Leiomyoma 5 2%
 Leiomyosarcoma 8 3.2%
 Rhabdomyosarcoma 3 1.2
Miscellaneous mesenchymal neoplastic lesions23 9%
 Fibroma and stromal fibrous reaction 5 2%
 Myxoma and stromal myxomatous
 reaction
13 5.2%
 Fibrosarcoma 2 0.8%
 Malignant lymphoma 3~1%

Total 253 100%