A clinician uses POCUS to scan the abdomen. Below is the resulting image. What ‘sign’ is the color Doppler known as? Do we have swirling of mid-abdominal aortic blood flow?
- Yin-Yang sign
Explanation: This is a transverse abdominal aortic aneurysmal view showing the Yin-Yang sign. This sign indicates a bidirectional flow and swirling of blood. It can occur in a pseudoaneurysm and large aneurysms.