Middle adrenal artery

The middle adrenal (suprarenal) artery is one of the three branches that supply the adrenal gland.

Gross Anatomy


The right artery runs between the crus and the inferior vena cava, and behind the bare area of the liver.

The left artery runs behind the posterior wall of the lesser sac, in the stomach bed.


The middle suprarenal artery arises from the aorta between the inferior phrenic artery and the renal artery. They run laterally across the diaphragmatic crura.


Each middle suprarenal artery provides multiple small branches to the gland. In contrast, there is usually only a single vein that drains each gland.

The middle suprarenal artery is the most important artery after the inferior suprarenal artery to supply the gland.

Variant anatomy

The middle suprarenal artery may occasionally be absent. It has been documented to be present in ~80% of patients 1.  

The origin of the middle suprarenal artery can vary and arise from 1:

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Article Information

rID: 46359
Section: Anatomy
Tag: snippet
Synonyms or Alternate Spellings:
  • Middle suprarenal artery

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