ESR - Definition

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WordNet Dictionary

	Definition:	[n] microwave spectroscopy in which there is resonant absorption of radiation by a paramagnet [n] the rate at which red blood cells settle out in a tube of blood under standardized conditions; a high rate usually indicates the presence of inflammation

	Synonyms:	electron paramagnetic resonance, electron spin resonance, erythrocyte sedimentation rate, sed rate, sedimentation rate

	See Also:	microwave spectroscopy, rate

Computing Dictionary

	Definition:	eric s. raymond

Biology Dictionary

	Definition:	ESR is elevated in inflammation due to many clinical conditions such as tumor, infections, rheumatoid arthritis. As such, it is a non-specific test. However, it is useful for monitoring the progression of the disease. With more specific tests available, ESR is used less often now.