Most tumors in the adrenal glands are benign (noncancerous ... The inner tissue, known as the adrenal medulla, secretes ...

Patients with supratentorial (thalamus/hypothalamus, midbrain) tumors had a 10-year disease-free survival of 15.4% compared to 29.6% for those with infratentorial (pons, medulla) tumors (P = 0.07).