Adrenal Rest Tumors Associated With Congenital Adrenal

The incidence of congenital adrenal hyperplasia (CAH) is approximately 1 in 14,500 live births.1 Testicular adrenal rest tumors or adrenal rests are a complication of uncontrolled congenital adrenal hyperplasia. This microscopic adrenal tissue, which is present in the testicles, enlarges when adrenocorticotropic hormone (ACTH) concentra-tions are elevated in CAH. Studies show that adre-nal rests are present in all male patients with congenital adrenal hyperplasia.2 Case Report A man in his mid-20s was referred to an endocri-nologist for evaluation of his scrotum because of known congenital adrenal hyperplasia. He was diag-nosed with the classic salt wasting form of CAH a