What is adrenal cortical adenoma?

Macroscopy: Patients are Often Not symptomatic Well-circumscribed tumor. Average size 2.5cm (rarely 5cm or 50g). Protrud on the surface of the adrenal gland. May or may not be functional: if it is functional it is associated with atrophy of the residual and controlateral cortex, Orange-yellow cut / homogeneous aspect Microscopy : Cells identical to normal CS cells Cells can be eosinophilic or clear vacuolated cytoplasm (ZF and / or ZR) Nuclear pleomorphism (endocrine atypia) Exceptional or absent mitosis