carboxyhaemoglobin


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Related to carboxyhaemoglobin: carbon monoxide poisoning, methemoglobin, carboxyhemoglobin test

carboxyhaemoglobin

(kɑːˌbɒksɪˌhiːməʊˈɡləʊbɪn; -ˌhɛm-) or

carboxyhemoglobin

n
(Biochemistry) haemoglobin coordinated with carbon monoxide, formed as a result of carbon monoxide poisoning. As carbon monoxide is bound in preference to oxygen, tissues are deprived of oxygen
References in periodicals archive ?
CO poisoning could not be excluded because of laboratory and transit errors, preventing a carboxyhaemoglobin level from being obtained.
Kevin, who was diagnosed as morbidly obese in May 2011, had a carboxyhaemoglobin level of 59% against a fatal level of 50%.
He explained that the campaign, which included a lecture highlighting the dangers of tobacco and a test that showed the level of carbon monoxide and carboxyhaemoglobin in exhaled breath, was intended to raise employees' awareness about the dangers of smoking and to show them ways and places where they could seek help to quit.
Carboxyhaemoglobin is bright red and most pulse oximeters cannot distinguish between it and oxyhaemogtobin, producing falsely high readings.
Sample pre-treatment for CO-oximetric de ermina ion of carboxyhaemoglobin in pu refied blood and cavi y fluid.
Introduction of CO which has over 240 times greater affinity for joining with haemoglobin than oxygen, causes creation of carboxyhaemoglobin (COHb), which renders the transport of [O.
Carbon monoxide exposure results in increased carboxyhaemoglobin, leading to a reduction in placental oxygen delivery, and causes low birth weight and an increase in perinatal death.
One of the problems encountered in measuring oxyhaemoglobin, were the small errors arising from other pigments in the blood, including methaemoglobin, carboxyhaemoglobin and sulfhaemoglobin, as well as reduced haemoglobin.
The increased carboxyhaemoglobin seems to contribute to the reversible decrease in TLCO.