Histologically, the tumors were characterized by widespread myxoid, cyst formation, vessel wall hyalinization, and absence of mitoses.
组织学
，
变具有广泛的粘液样变、囊腔形成、血管壁透明变性和缺乏
分裂相等
点。
Histologically, the tumors were characterized by widespread myxoid, cyst formation, vessel wall hyalinization, and absence of mitoses.
组织学，变具有广泛的粘液样变、囊腔形成、血管壁透明变性和缺乏分裂相等点。
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，
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