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1. transient episodic redness of the face and neck caused by certain diseases, ingestion of certain drugs or other substances, heat, emotional factors, or physical exertion.
2. the rapid delivery of a bolus of solution through an intravenous line or catheter for the purpose of maintaining patency or insuring the complete delivery of all fluids in the lumen.
hectic flush a persistent or chronic flush associated with chronic debilitating disease, usually febrile.
heparin flush a dilute solution of heparin that is used to flush an intravenous line or arterial catheter.
malar flush a redness of the cheeks caused by excitement.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.
localized hectic flush and warmth of the malar eminences, often occurring in tuberculosis and sometimes seen in rheumatic fever or systemic lupus erythematosus.
Farlex Partner Medical Dictionary © Farlex 2012
A bright-colored flush over the malar area and cheekbones. It may be associated with any febrile disease.
See also: flush
Medical Dictionary, © 2009 Farlex and Partners
malar flushA high flush over the cheek bones, with a bluish tinge that has, in the past, been taken to be an important sign of narrowing of the MITRAL valve of the heart. Sometimes called the ‘mitral facies’.
Collins Dictionary of Medicine © Robert M. Youngson 2004, 2005