纵隔海绵状血管瘤1例
JOURNAL OF PRACTICAL RADIOLOGY（2010）
Abstract
患者男, 20岁,体检发现左侧纵隔增宽,无症状,全身浅表淋巴结未触及.查体:左肺尖叩诊呈实音,听诊左肺呼吸音减弱,未闻及干湿性啰音.
X线胸片检查:左上纵隔软组织块影,形态不规则. CT平扫:左上纵隔见巨大软组织肿物,大小为13 cm×10 cm,密度不均,伴有斑片状、点状钙化,内缘境界不清.动态增强扫描:肿物动脉期CT值为40～42 HU,静脉期CT值为42～47 HU,延迟期CT值为27 HU,呈轻度不均匀强化,而肿块内缘境界欠清晰,包绕升主动脉、无名静脉、肺动脉主干及左肺动脉,左主支气管受压,并见肿块沿心包左前方走行直至膈肌表面.
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