PDF-Chapter 6 / Adrenal and Ovarian ASNs75

75 From Contemporary Endocrinology Androgen Excess Disorders in Women Polycystic Ovary Syndrome and Other Disorders Second Edition Edited by R Azziz et al. Glands . Part 3. Adrenal Medulla . The . adrenal medulla accounts for about 10% of the mass . of the . adrenal . gland. Distinct . embryologically. . and physiologically . from . the cortex, although cortical and medullary hormones often act in a complementary . Hannes. Vogel. hvogel@stanford.edu. 650-723-9672. Learning Objectives:. 1. . Describe the . histogenesis. and normal anatomy of the pituitary gland. . 2. Itemize the distinguishing features of normal and neoplastic pituitary parenchyma. . Adrenal . glands. . are. . two. . pyramid. -. shaped. . structures. . that. sit on top of . the. . kidneys. , . one. . gland. . each. . kidney. .. Adrenal . glands. . release. . hormones. . Hyperfunction. (. Hyperadrenalism. ). 1. . Hypercortisolism. (Cushing Syndrome) . - In clinical practice, most cases are caused by the administration of exogenous . glucocorticoids. (Iatrogenic). are located on top of each kidney.. Adrenal Glands. Copyright © 2014 John Wiley & Sons, Inc. All rights reserved.. Cortex . (outer) – bulk of gland (75%); glandular tissue. Medulla . (inner) – nervous tissue; SNS. Disorders of the Adrenal Cortex. Hyperaldosteronism: . . Hyperaldosteronism . may be . secondary to stimulation . of the renin-angiotensin system from renal . artery stenosis . and to low-flow states such as congestive heart . The adrenal gland is one of the body’s main endocrine glands.. It consists of a . cortex . and. medulla.. The cortex has . three layers . which each secrete a . different. class of steroid.. The . Adrenal medulla structure and function of medullary hormones:. 1. . Catecholamines. :. Most of the catecholamine output in . the adrenal vein is epinephrine. . . Norepinephrine . enters . the circulation . 4-. 1. Ch. 4-- Study Guide . Critically read (1) pages pp. 61-69 before . postsecretory metabolism of adrenal cortical hormones . section; (2) pp. 71-76 (physiology of the mineralocorticoids) before . Erin Pein, RN-BSN. What is Adrenal Insufficiency?. AI is a medical condition in which the adrenal glands cannot produce glucocorticoid hormone Cortisol. Cortisol is needed for the body to maintain normal energy supply, fluid and electrolyte balance, blood pressure, blood sugar and the body’s reaction to physical stress such as illness or injury.. catecholamines. , whereas the cortex secretes two types of corticosteroids (. glucocorticoids. and . mineralocorticoids. ) and the adrenal androgens. . The adrenal cortex has three zones, and each zone synthesizes a different type of steroid hormone from cholesterol. The outer . . Khayamzadeh. MD. Retrospective analysis of 70 patients with bilateral adrenal masses presenting to a single tertiary care endocrine centre from western India (2002–2015). . The most common . aetiology. Israa Ismail, MD. Objectives . Review adrenal embryology. Review adrenal physiology and anatomy. Review causes of primary adrenal insufficiency, including CAH. Review causes of isolated hypoaldosteronism and . Histoplasmosis. Organism: . Histoplasma. . capsulatum. . Most common fungal infection involving adrenal glands. More prevalent in immunocompromised patients. AIDS. Transplant recipients. Hematologic malignancies.