Metastatic Sternal Osteosarcoma: A Rare Tumor

Metastatic giant cell osteosarcoma in a cat

A four-year-old male Persian cat was referred with three weeks history of progressive lameness due to a rigid osseous mass with 3.50×2.50×2.00 cm in dimensions in his left arm. In the histopathological evaluation of bone biopsy, two distinct populations of cells including multinucleated giant cells and oval cells which embedded in a fibro-osseous stroma and surrounded by lamellar bone trabecula...

Primary Osteosarcoma of the Sternum: A case Report and Review of the Literature

Osteosarcoma (osteogenic sarcoma: OS) is the most common primary malignant bone tumor of long bones, whereas primary osteosarcoma of chest wall, especially in sternum, is extremely rare. We report a 57-year-old man with an immobile slow growing mass located in the middle of the sternum. The patient had no significant pain or tenderness and the past medical history was not remarkable. CT-scan sh...

Computerized Tomography Findings of a Sternal Osteosarcoma

Malignant bone tumors of the chest wall and sternum are more rare because most bone tumors occur in the long bones or joints.Osteosarcoma (OS) is a malignant bone tumor that occurs in the second or third decade of life. The men/women ratio is about 3:2 and half of the tumors occur near the knee. The most commonly occurring malignant tumor in sternum is chondrosarcoma and occurrence of osteosarc...

A rare entity: sternal foramen.

Metastatic skin carcinoma, A Report on a Rare case

SUMMARY Development of metastatic deposits in skin indicates that the cancer is disseminated, and reveals a poor prognosis.but rarely, it is possible for cutaneous metastasis to be the first clinical manifestation of an occult internal malignancy. Unfortunately, a few of cutaneous metastatic deposits have characteristic clinical appearance, that may suggest the possibility of metastasis in dif...