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Chapter
Epithelioid Hemangioma
Epithelioid hemangioma of bone is a locally aggressive, benign vascular neoplasm composed of epithelioid cells that have an endothelial phenotype. It is classified biologically by the WHO in the intermediate-r...
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Chapter
Epithelioid Hemangioendothelioma
Epithelioid hemangioendothelioma (EHE) of bone is a rare, low- to intermediate-grade malignant endothelial neoplasm, characterized by a proliferation of epithelioid endothelial cells arranged in cords, nests, ...
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Chapter
Synovial Vascular Tumors
Vascular tumors of the joint are rare; they are defined as neoplastic proliferations of cells with endothelial phenotype that arise in periarticular structures, especially the synovium. The majority of cases r...
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Chapter
Conventional Hemangioma and Lymphangioma
Hemangioma of the bone is a benign neoplasm of endothelial cells that form blood vessels. It is one of the most common tumors of bone and has been found in vertebral bodies in approximately 10% of the adult po...
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Chapter
Glomus Tumor
Glomus tumor is a rare benign neoplasm composed of cells with a phenotype akin to the modified perivascular muscle cells of the cutaneous glomus body. Primary intraosseous glomus tumor is extremely rare. Most ...
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Chapter
Angiosarcoma
Angiosarcoma is a high-grade malignant neoplasia characterized by cells with endothelial phenotype. Primary angiosarcoma of bone is rare and accounts for little more than 1% of primary bone sarcomas. Affected ...