inferior thyroid vein


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in·fe·ri·or thy·roid vein

[TA]
unpaired vein formed by veins from the isthmus and lateral lobe of the thyroid gland and from the plexus thyroideus impar; it terminates in the left brachiocephalic vein.

inferior thyroid vein

one of the few veins that arise in the venous plexus on the thyroid gland and form a plexus ventral to the trachea, under the sternothyroideus muscle. A left vein descends from this plexus to join the left brachiocephalic trunk; a right vein descends obliquely to open into the right brachiocephalic vein at its junction with the superior vena cava.

inferior thyroid vein

A vein draining the venous plexus of the thyroid gland, the trachea, the larynx, and the local esophagus. The inferior thyroid vein empties into the brachiocephalic vein or the superior vena cava.
See also: vein
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