Azygos arch valve

An azygos arch valve refers to a venous valve at the site of the azygos arch. They are considered common and are more frequently seen at CT when high contrast material injection rates and right arm injections are used 2. They can be of various sizes and shapes, and many of them show features of insufficiency.

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Article Information

rID: 39888
System: Vascular
Synonyms or Alternate Spellings:
  • Azygos arch valves

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