Kaposi's Sarcoma (KS) signified the AIDS epidemic in the 1980's and led to the discovery of the eighth human herpesvirus, KS-associated herpesvirus (KSHV), as the causative agent for this disease. Today we know a lot about KSHV and can begin to understand, diagnose and treat KS as a viral disease rather than another sarcoma.

background: bone sarcomas are the most common malignancies of bone tissues in children, and are classified intotwo groups as osteosarcoma and ewing’s sarcoma. treatment and prognosis depend on the subtype and grade ofthe tumor. the goal of this study was to evaluate the features bone sarcoma in patients referred to mahak childrenhospital since 2007 to 2009.materials and methods: this was a retr...

although rare, synovial sarcoma is the most common malignant non-rhabdomyosarcomatous soft tissue sarcoma in children and adolescents. synovial sarcoma typically involves the soft tissues of the extremities, especially near large joints, but it can occur anywhere in the body in locations far from joint spaces. although this tumor typically affects adults in their fourth decade of life, nearly h...

we report a 75 year - old man who presented with a cervical mass, dysphagia anil hoarseness, ct - xcan of neck showed a large cold nodule in the right lobe of thyroid gland, which was followed by surgical excision and its histopathologic exam revealed well-differentiated chondrosarcoma.

Kaposi’s sarcoma (KS) was first described by Hungarian dermatologist Moritz Kaposi in 1872. Kaposi first described the lesions as “idiopathic, multiple pigmented sarcoma of the skin”. Kaposi’s sarcoma is a spindle cell tumor of endothelial origin. It is commonly associated with the endothelial lining of blood vessels. In the early 1980’s, KS was commonly associated with the AIDS epidemic. Four ...

S. Valpione1, L.G. Campana2, M. Rastrelli3, A. Sommariva3, A. Vecchiato3, C. Aliberti4, V. Chiarion-Sileni1, C.R. Rossi3 Melanoma and Esophageal Cancer Unit, Veneto Region Research Institute, Padua, ITALY Melanoma and Sarcoma Unit, Veneto Region Oncology Research Institute (IOV-IRCCS), Padua, ITALY Sarcoma and Melanoma Unit, Veneto Region Oncology Research Institute (IOV-IRCCS), Padua, ITALY In...