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慢注射 CTPA 方案:降低辐射、保障诊断,助力 PTE 与癌症评估
研究人员开展慢注射 CTPA 结合低管电压研究,发现其可降辐射且维持诊断精度,意义重大。 急性肺血栓栓塞症(PTE)常通过计算机断层肺动脉造影(CTPA)进行诊断。本研究探究了将缓慢注射造影剂与低管电压相结合的 CTPA 方案对辐射暴露和图像质量的影响。
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