The removal of one or more adrenal glands: An adrenalectomy is a surgical operation regarding the adrenal glands which are part of the endocrine system and are located just above the kidneys.

Adrenalectomy is a minimally invasive surgical procedure that is most often performed laparoscopically. A laparoscope is a device that allows the physician to see the surgical area with a small camera. Laparoscopic procedures use smaller incisions than traditional, open procedures.