Thyroidea ima is a rare anomalous artery supplying the thyroid gland apart from the superior and inferior thyroid

What is the IMA artery?

Anatomical terminology In human anatomy, the inferior mesenteric artery, often abbreviated as IMA, is the third main branch of the abdominal aorta and arises at the level of L3, supplying the large intestine from the distal transverse colon to the upper part of the anal canal.

Where is the thyroid ima artery?

It ascends in front of the trachea in the superior mediastinum to the lower part of the thyroid gland. It differs in size and ranges from as small as accessory thyroid arteries to the size of primary thyroid vessels.