Author : Helal, Kareem
journal of kerbala university,
2008, Volume 4, Issue 3, Pages 267-270
Four cases growth tumor masses of osteosarcoma in nasal origin of calves which it was characterized by sold, limit, clear, closed end and projected surface mass tumor as well as it was adhesion with some part of skeleton bone. The type of nasal discharge is bloody purulent. On the cut surface there were highly vascular with marked hemorrhage. The weight measure of tumor mass about one kilogram. There were many pathological changes like congestion and odema, fibroplasia and periosteal new bone formation accompanied by different shape and size of neoplastic cells like pleomorphic cells as well as there were muscular atrophy.