The adrenal cortex is responsible for creating three different types of hormones: mineralocorticoids which conserve sodium in the body, glucocorticoids which increase blood glucose levels, and.

Primary aldosteronism (Conn’s syndrome): This condition occurs when your adenoma secretes too much aldosterone. Signs and symptoms include low potassium levels, high blood pressure, headache, fatigue and muscle weakness. In rare instances, an adrenal adenoma may secrete excess sex hormones.

Anatomy. The adrenal glands are two small, triangular-shaped glands that sit directly on top of the kidneys. The two major parts of the adrenal gland are the cortex and the medulla. The gland is surrounded by an adipose capsule, which acts as a protective barrier.