hypopituitarism

A condition due to diminished activity of the anterior lobe of the hypophysis, with inadequate secretion, to varying degrees, of one or more anterior pituitary hormones.

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hy·po·pi·tu·ita·rism .hī-pō-pə-'t(y)ü-ət-ə-.riz-əm, -'t(y)ü-ə-.triz- n deficient production of growth hormones by the pituitary gland
hy·po·pi·tu·itary -'t(y)ü-ə-.ter-ē adj

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n.
subnormal activity of the pituitary gland, causing dwarfism in childhood and a syndrome of impaired sexual function, pallor, and premature ageing in adult life (see Simmond's disease).

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hy·po·pi·tu·i·ta·rism (hi″po-pĭ-tooґĭ-tə-riz″əm) diminution or cessation of function of the adenohypophysis due to surgical removal, to ablation by irradiation, or to spontaneous causes, as in chromophobe adenoma or postpartum necrosis (Sheehan syndrome). There is variable deficiency of hormones, including: gonadotropins (causing secondary hypogonadism); somatotropin (causing pituitary dwarfism in children); thyrotropin (causing secondary hypothyroidism); and corticotropin (causing secondary adrenocortical insufficiency).

Medical dictionary. 2011.

Look at other dictionaries:

  • hypopituitarism — [hī΄pō pi to͞o′i tə riz΄əm, hī΄pō pityo͞o′i tə riz΄əm] n. 1. deficient activity of the pituitary gland, esp. of its anterior lobe 2. the condition resulting from this, characterized by decreased growth in children or decreased activity of the… …   English World dictionary

  • Hypopituitarism — Infobox Disease Name = Hypopituitarism Caption = The pituitary gland on a plate from Gray s Anatomy (1918). The anterior lobe is on the left, and the posterior lobe on the right, both in red. DiseasesDB = 6522 ICD10 = ICD10|E|23|0|e|20,… …   Wikipedia

  • hypopituitarism — /huy poh pi tooh i teuh riz euhm, tyooh /, n. Pathol. 1. abnormally diminished activity of the pituitary gland, esp. of the anterior lobe. 2. the condition produced by this, characterized by obesity, retention of adolescent traits, sterility,… …   Universalium

  • hypopituitarism — noun Etymology: International Scientific Vocabulary Date: 1909 deficient production of growth hormones by the pituitary gland • hypopituitary adjective …   New Collegiate Dictionary

  • hypopituitarism — noun A decrease in secretion of one or more of the eight hormones normally produced by the pituitary gland …   Wiktionary

  • hypopituitarism — n. abnormally diminished activity of the pituitary gland (Medicine) …   English contemporary dictionary

  • hypopituitarism — [ˌhʌɪpəʊpɪ tju:ɪt(ə)rɪz(ə)m] noun Medicine diminished hormone secretion by the pituitary gland, causing dwarfism and premature ageing. Derivatives hypopituitary adjective …   English new terms dictionary

  • hypopituitarism — hy·po·pi·tu·i·ta·rism …   English syllables

  • hypopituitarism — n. subnormal activity of the pituitary gland, causing dwarfism in childhood and a syndrome of impaired sexual function, pallor, and premature ageing in adult life (see Simmonds disease) …   The new mediacal dictionary

  • hypopituitarism — hy•po•pi•tu•i•ta•rism [[t]ˌhaɪ poʊ pɪˈtu ɪ təˌrɪz əm, ˈtyu [/t]] n. 1) pat deficient activity of the pituitary gland, esp. of the anterior lobe 2) pat the condition produced by this, characterized by obesity, retention of adolescent traits,… …   From formal English to slang

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