可能导致持续性杂音的其他病症有：瓦尔·萨尔瓦动脉瘤的窦破裂，近端冠状动脉狭窄，及肺动脉支狭窄。
Other conditions that may cause continuous murmurs include ruptured aneurysm of a sinus of Valsalva, proximal coronary artery stenosis, and pulmonary artery branch stenosis.
多数病例病损处可触到震颤，听诊有持续性收缩期加强的杂音。
Most cases damage can touch, auscultation have sustained systolic murmurs of strengthening.
多数病例病损处可触到震颤，听诊有持续性收缩期加强的杂音。
Most cases damage can touch, auscultation have sustained systolic murmurs of strengthening.
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