leukopenia

leukopenia
The antithesis of leukocytosis; any situation in which the total number of leukocytes in the circulating blood is less than normal, the lower limit of which is generally regarded as 4000–5000/mm3. SYN: leukocytopenia. [leuko(cyte) + G. penia, poverty]
- basophilic l. a decrease in the number of basophilic granulocytes in the circulating blood (difficult to evaluate, owing to the small and variable number normally present). SYN: basocytopenia, basopenia.
- eosinophilic l. a decrease in the number of eosinophilic granulocytes normally present in the circulating blood.
- monocytic l. SYN: monocytopenia.

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leu·ko·pe·nia or chiefly Brit leu·co·pe·nia .lü-kō-'pē-nē-ə n a condition in which the number of white blood cells circulating in the blood is abnormally low and which is most commonly due to a decreased production of new cells in conjunction with various infectious diseases, as a reaction to various drugs or other chemicals, or in response to irradiation
leu·ko·pe·nic or chiefly Brit leu·co·pe·nic -'pē-nik adj

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leu·ko·pe·nia (loo″ko-peґne-ə) [leukocyte + -penia] reduction in the number of leukocytes in the blood below about 5000 per mm3. Types are named for the type of cell, such as agranulocytosis and neutropenia; see also pancytopenia. Called also aleukia, aleukocytosis, and leukocytopenia.

Medical dictionary. 2011.

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Look at other dictionaries:

  • Leukopenia — (or leukocytopenia, or leucopenia, from Greek λευκό white and πενία deficiency) is a decrease in the number of circulating white blood cells (leukocytes) in the blood. As the principal function of white cells is to combat infection, a decrease in …   Wikipedia

  • leukopenia — leukopenia. См. лейкопения. (Источник: «Англо русский толковый словарь генетических терминов». Арефьев В.А., Лисовенко Л.А., Москва: Изд во ВНИРО, 1995 г.) …   Молекулярная биология и генетика. Толковый словарь.

  • leukopenia — [lo͞o΄kō pē′nē′ə, lo͞o΄kəpē′nē′ə] n. [ModL < leuko (var. of LEUCO ) + Gr penia, poverty] a decrease below normal in the number of leukocytes in the blood leukopenic adj …   English World dictionary

  • leukopenia — leukopenic, adj. /looh keuh pee nee euh/, n. Med. a decrease in the number of white blood cells in the blood. Also, leucopenia. Also called leukocytopenia /looh keuh suy teuh pee nee euh/. [1895 1900; < NL leucopenia, equiv. to leuco LEUKO + Gk… …   Universalium

  • leukopenia — noun Etymology: New Latin Date: 1898 a condition in which the number of white blood cells circulating in the blood is abnormally low • leukopenic adjective …   New Collegiate Dictionary

  • leukopenia — noun an abnormally low count of leukocytes, or white blood cells, in the blood Syn: leukocytopenia …   Wiktionary

  • leukopenia — ż I, DCMs. leukopenianii, blm med. «niedobór krwinek białych (leukocytów) we krwi» ‹n. łac. z gr.› …   Słownik języka polskiego

  • leukopenia — n. abnormal decrease in the number of white blood cells in the blood …   English contemporary dictionary

  • leukopenia — leu·ko·pe·nia …   English syllables

  • leukopenia — leu•ko•pe•ni•a or leu•co•pe•ni•a [[t]ˌlu kəˈpi ni ə[/t]] also leu•ko•cy•to•pe•ni•a [[t] ˌsaɪ tə [/t]] n. pat a decrease in the number of white blood cells in the blood • Etymology: 1895–1900 leu ko•pe′nic, adj …   From formal English to slang

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