The passage of an abnormally large amount of urine. Someone with polyuria passes too much urine and so may have frequency, the need to urinate frequently. Polyuria is a "classic textbook" sign of diabetes mellitus that is under poor control or not yet under treatment. However, polyuria occurs in some other conditions such as: {{}}Nephrogenic diabetes insipidus — a genetic disease Polycystic kidney disease — another genetic disease Sickle cell disease Pyelonephritis — infection of kidneys Amyloidosis — deposits of a substance called amyloid in the kidney Sjogren syndrome, and Myeloma. Certain drugs such as the antidepressant lithium and the antibiotic Declomycin (demeclocycline) can also affect the kidney adversely and lead to polyuria.
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Excessive excretion of urine resulting in profuse and frequent micturition. [poly- + G. ouron, urine]

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poly·uria .päl-ē-'yu̇r-ē-ə n excessive secretion of urine

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the production of large volumes of urine, which is dilute and of a pale colour. The phenomenon may be due simply to excessive liquid intake or to disease, particularly diabetes mellitus, diabetes insipidus, and kidney disorders.

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poly·uria (pol″e-uґre-ə) [poly- + -uria] the passage of a large volume of urine in a given period, as in diabetes mellitus. Cf. diuresis.

Medical dictionary. 2011.

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  • Polyuria — Pol y*u ri*a, n. [NL. See {Poly }, and {Urine}.] (Med.) A persistently excessive flow of watery urine, with low specific gravity and without the presence of either protein or sugar. It is generally accompanied with more or less thirst. [1913… …   The Collaborative International Dictionary of English

  • polyuria — [päl΄ē yoor′ē ə] n. [ModL: see POLY & URIA] excessive urination, as in some diseases polyuric adj …   English World dictionary

  • Polyuria — In medicine, polyuria is a condition characterized by the passage of large volumes of urine (at least 2.5 L over 24 hours in adults). [http://www.nlm.nih.gov/medlineplus/ency/article/003146.htm] Polyuria is sometimes used to refer to urinary… …   Wikipedia

  • polyuria — noun renal disorder characterized by the production of large volumes of pale dilute urine; often associated with diabetes • Hypernyms: ↑kidney disease, ↑renal disorder, ↑nephropathy, ↑nephrosis • Part Holonyms: ↑diabetes * * * polyuria to… …   Useful english dictionary

  • polyuria — noun Etymology: New Latin Date: circa 1842 excessive secretion of urine …   New Collegiate Dictionary

  • Polyuria — Klassifikation nach ICD 10 E23.2 Hypophysärer Diabetes insipidus N25.1 Renaler Diabetes insipidus …   Deutsch Wikipedia

  • polyuria — polyuric, adj. /pol ee yoor ee euh/, n. Pathol. the passing of an excessive quantity of urine, as in diabetes, in certain nervous diseases, etc. [1875 80; < NL; see POLY , URIA] * * * …   Universalium

  • polyuria — noun The production of an abnormally large amount of urine; one symptom of diabetes …   Wiktionary

  • polyuria — n. excessive urination (Medicine) …   English contemporary dictionary

  • polyuria — [ˌpɒlɪ jʊərɪə] noun Medicine production of abnormally large volumes of dilute urine. Derivatives polyuric adjective …   English new terms dictionary

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