Signs include cough and exercise intolerance.
症状包括咳嗽和运动不耐。
Signs include cyanosis and exercise intolerance.
症状有紫绀和运动不耐。
Signs include difficulty breathing, cyanosis, and exercise intolerance.
症状包括呼吸困难、紫绀和运动不耐。
It is an uncommon condition in dogs. Most are not clinically significant, but large defects may cause heart failure, cyanosis, and exercise intolerance.
大多数病例没有明显临床症状，但缺损严重会导致心脏衰竭、紫绀和运动不耐。
It is an uncommon condition in dogs. Most are not clinically significant, but large defects may cause heart failure, cyanosis, and exercise intolerance.
大多数病例没有明显临床症状，但缺损严重会导致心脏衰竭、紫绀和运动不耐。
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