Definition of Hemoptysis
Hemoptysis: Spitting up blood or blood-tinged sputum. Pronounced he-MOP-tis-is.
The word "hemoptysis" comes from the Greek "haima" for "blood" + "ptysis" meaning "a spitting" = a spitting of blood. The source of the blood was originally not specified but now refers only to blood from the respiratory tract.
Source: MedTerms™ Medical Dictionaryhttp://www.medterms.com/script/main/art.asp?articlekey=3700
Last Editorial Review: 9/10/2003
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