Ultrasound Features:
- Saccular dilatation of the portal vein is seen at the porta-hepatis.
- Color Doppler shows 'Yan Yang' pattern or 'Pepsi Sign'.
Ultrasound Images:
Aneurysm & Yan Yang pattern
Yan Yang pattern or Pepsi sign of aneurysm
- Saccular dilatation of the portal vein is seen at the porta-hepatis.
- Color Doppler shows 'Yan Yang' pattern or 'Pepsi Sign'.
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