AAA
November 1st 2018

Abdominal Aortic Aneurysm (AAA)

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? Answers: Yin-Yang sign Yes Explanation: This is a transverse abdominal aortic aneurysmal view showing the Yin-Yang sign. This sign indicates […]

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?

Answers:

  1. Yin-Yang sign
  2. Yes

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.

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