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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 ...
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Chapter
Soft Tissue and Bone
Preoperative diagnosis of soft tissue and bone tumors using needle biopsy techniques, namely fine needle aspiration (FNA) and core needle biopsy (CNB), has gained wider acceptance in recent years. This is achi...