超声诊断外叶型肺隔离症1例

Medical Journal of National Defending Forces in Northwest China(2014)

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Abstract
患者,男,27岁,因“阵发性咳嗽、咳痰、胸痛1月余”入院.患者1月前出现阵发性咳嗽、咳痰、胸痛,深吸气时加重,经抗感染治疗效果不佳.入院后胸片检查提示:左肺下叶肺炎(吸收不全),左侧胸膜肥厚.超声检查:左侧胸腔内探及大小为5.6 cm×4.5 cm的低回声肿块,界限清,形态欠规则,内部回声不均匀,彩色多普勒观察其内可见-内径5 mm的血管,频谱多普勒可录得动脉血流频谱,流速为76cm/s,追踪观察该血管由胸主动脉发出.超声提示:肺隔离症可能,建议进一步行CT检查.CT检查提示:左下肺脊柱旁见一不规则块状影,边缘欠光滑,周围见多发片絮状影,病灶内部密度欠均匀,可见斑片状、类圆形稍低密度影,增强见胸主动脉发出粗大分支伸入该病灶内,病灶实性部分强化明显,内部囊性液化无强化.增强示胸主动脉发出分支供血.
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