thyroidea ima artery (anatomy)

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The thyroid ima artery only occurs in 1-2% of the population as a persistent embryonic vessels. It is a single vessel that ascends within the superior mediastinum and root of neck to the inferior margin of the thyroid. It may originate from the:

  • brachiocephalic trunk
  • arch of aorta
  • left common carotid artery

Last reviewed 01/2018

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