PPT-Pituitary Incidentaloma

AAmouzegar Endocrine Research Center Research Instutute for Endocrine sciences Definition of pituitary incidentaloma A pituitary incidentaloma is a previously unsuspected pituitary lesion that is discovered on an imaging study. The pituitary gland lies within the sella connected to the brain above (the hypothalamus) by the pituitary stalk or infundibulum. The pituitary gland sits just above the sphenoid sinus and between Function. Hypothalamus and Pituitary. Related anatomically and functionally. Regulate all bodily processes. 15 hormones and regulatory factors. Overview of Hypothalamic and . Pituitary Endocrinology. By: . Shifaa. ’ . Qa’qa. ’. Sella. . turcica. Adenohypophysis. (80%):. - epithelial cells. - acidophil , basophil , . chromophobe. Somatotrophs. , . Mammosomatotrophs. , . Corticotrophs. , . Thyrotrophs. Dr. Hasan Fahmawi, MRCP(UK), FRCP(Edin). Presentation of ant. . p. ituitary disease. Hypopituitarism. Describes deficiency of any of the anterior pituitary hormones. The most common is pituitary macroadenoma.. prolactinoma. Dilutional. test. Cortisol,IGF1,LH,FSH. Pitt falls. 30 to 35 percent of pituitary adenoma are clinically nonfunctioning or “silent”. 80 to 90 percent of these are . gonadotroph. adenomas . By . Dr.Mays. . Ibraheem. Notes on normal histology and physiology of the pituitary gland . Small, bean- shaped structure that lies at the base of the brain within the . sella. . turcica. . It is connected by stalk to the hypothalamus.. Diseases of the hypothalamus and pituitary are rare, with an annual incidence of approximately 1:50 000. . The pituitary plays a central role in several major endocrine axes, so that investigation and treatment invariably involve several other glands. Pituitary gland. . is connected to the hypothalamus by the pituitary (or . hypophysial. ) stalk. . Physiologically, the pituitary gland is divisible into two distinct portions: . The anterior pituitary, also known as the . adenomas . indications for pituitary surgery. and post‑surgical management. Soheila. . sadeghi. Introduction. estimated prevalence . of. . . NFPAs is 7–41.3 . cases/100,000. the . annual incidence . Chelsi Flippo, M.D.. Pediatric Endocrinology Fellow. November 12, 2020. Pit-1 = POU1F1. Pit-1 = POU1F1. Pit-1 = POU1F1. Pit-1 = POU1F1. Pit-1 = POU1F1. Septo. -optic dysplasia + MPHD: . HESX1. MPHD + limited neck rotation + SN deafness: . H. . Hasuwa. et al., . Science. 341: 71-73, 2013. Title: “miR200b and miR429 function in mouse ovulation and are essential for female fertility”. Review: hypothalamic-pituitary-gonadal axis. Main question: . Aishah. Ali . Ekhzaimy. Endocrine & Metabolism Unit, Department of Medicine . King Saud University. Endocrine . block . (ENDO 225). 2019. Objectives. To understand basic pathophysiology and feedback for anterior pituitary hormones.. Dr. . Laila. Al . Dokhi. Assistant Professor. Department of Physiology. Objectives. By the end of this lecture, you should be able to:. Characterize hypothalamic pituitary relationship. Name the . hypophysiotropic. Anatomy . Pituitary gland is enclosed in . sella turcica . and bridged over by fold of dura mater called . diaphragma sellae. , with sphenoidal air sinuses below and optic chiasm above. . The . cavernous sinuses .