Portal venous gas

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[edit] Discussion of Portal venous gas



[edit] Imaging Findings for Portal venous gas

  • Plain radiographs demonstrate linear at the periphery of the liver.
  • On CT scans, air in the portal vein manifests as streaks of air that can reach the capsule at the periphery of the liver.
  • Air has a propensity to accumulate in the the left portal vein due to its more ventral location.
  • Pneumobilia is a differential consideration but gas with pneumobilia is more centrally located in the liver.

[edit] Images

Patient #1

Patient #2: Patient presenting with portal venous gas and aortic dissection

[edit] See Also

[edit] External Links

[edit] References for Portal venous gas