这个词是什么意思？
A tumor arising in the SYNOVIAL MEMBRANE; SYNOVIAL BURSA; or TENDON sheath. It is characterized by OSTEOCLAST-like GIANT CELLS; FOAM CELLS; pigmented HEMOSIDERIN-laden MACROPHAGES and inflammatory infiltrate. It is classified either as diffuse or localized tenosynovitis.
中文名称索引；定义为 MeSH 英文原文，尚未逐条译审。MESH:D000070779 · MeSH 2026。
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