Pituitary-Gonad-Adrenal (PGA) Specialty Group Overview

Pituitary-Gonad-Adrenal (PGA) Specialty Group members have special interests and expertise in the disorders that affect these glands and the problems related to them. Comprehensive consultations are provided for people diagnosed or suspected of having PGA-related disorders. The group works as a multidisciplinary team with colleagues in radiology, laboratory medicine, endocrine surgery, neurosurgery, medical genetics and urology to provide state-of-the-art diagnosis and condition management. The endocrine testing center performs specialized endocrine testing in an outpatient setting.

Pituitary disorders

  • Pituitary tumors
  • Functioning tumors (acromegaly, Cushing's disease, prolactinoma)
  • Nonfunctioning tumors (craniopharyngiomas, adenomas, cysts)
  • Hypopituitarism
  • Diabetes insipidus

Male and female hormone disorders

  • Low testosterone
  • Gynecomastia
  • Polycystic ovarian syndrome
  • Amenorrhea
  • Oligomenorrhea
  • Hirsutism
  • Hyperprolactinemia
  • Menopause
  • Estrogen replacement therapy

Adrenal disorders

  • Cushing's syndrome (hypercortisolism)
  • Addison's disease (hypoadrenalism)
  • Hyperaldosteronism
  • Pheochromocytoma
  • Adrenal tumors
  • Congenital adrenal hyperplasia

State-of-the-art diagnostic and therapeutic modalities

  • Dynamic endocrine testing
  • Inferior petrosal sinus sampling
  • Adrenal venous sampling
  • Octreotide scanning and therapy
  • Transsphenoidal surgery
  • Endoscopic transnasal pituitary surgery
  • Gamma Knife radiosurgery
  • Proton beam radiation therapy
  • Laparoscopic adrenal surgery

Arrangements for consultation can be made through direct physician referral or following an initial medical evaluation by a Mayo Clinic physician.


  • Endocrinology and hormone therapy
  • Endocrine surgery
  • Neurosurgery
  • Pediatric endocrinology and hormone therapy
  • Psychology and psychiatry
  • Urology
  • Reproductive endocrinology
  • Gynecology
  • Plastic and reconstructive surgery
  • Gynecological surgery
Nov. 02, 2019