met·​he·​mo·​glo·​bi·​ne·​mia | \ ˌmet-ˌhē-mə-ˌglō-bə-ˈnē-mē-ə How to pronounce methemoglobinemia (audio) \

Definition of methemoglobinemia

: the presence of methemoglobin in the blood

Examples of methemoglobinemia in a Sentence

Recent Examples on the Web He was transported to a local hospital and treated for methemoglobinemia until his hemoglobin levels returned to normal the next day. Mark Schleifstein,, "A look at the 25 Rubicon accidental releases over 10 years that potentially exposed 130 workers," 3 Jan. 2021 The protagonist is a woman who is a Kentucky Blue Fugate with the rare, real-life genetic condition methemoglobinemia, which turns white skin blue. Heather John Fogarty, Los Angeles Times, "United We Read: How to book a cross-country trip to Florida and beyond," 1 Apr. 2020 When used at high levels, as is planned in the trials proposed by Berra, the gas will require close monitoring of hemoglobin levels to avert the development of methemoglobinemia, a condition in which red blood cells fail to bond to oxygen. Los Angeles Times, "How a discovery that brought us Viagra could help those battling the coronavirus," 5 Apr. 2020 While these reactions are rare, the Food and Drug Administration has issued a warning to hospitals, noting that benzocaine can lead to methemoglobinemia. NBC News, "A common numbing medication turned a woman's blood blue," 18 Sep. 2019 Warren explained in the study that patients with blue blood from methemoglobinemia still have high oxygen levels, despite oxygen-rich blood usually thought of as looking bright-red. Georgia Slater,, "Woman Suffers 'Rare Case' After Her Blood Turned Blue from Using Common Numbing Agent," 20 Sep. 2019 But even though blood appears blue in patients with methemoglobinemia, oxygen levels are actually quite high, Warren said. Wire Service, The Mercury News, "A woman used a numbing agent to treat a toothache. The next day her blood turned blue," 19 Sep. 2019 The woman was subsequently diagnosed with methemoglobinemia, a blood disorder that can be congenital but can also be acquired, as in the patient's case. Fox News, "Rhode Island woman’s blood turns black after using over-the-counter medication for toothache," 19 Sep. 2019 Warren immediately recognized the problem: methemoglobinemia. NBC News, "A common numbing medication turned a woman's blood blue," 18 Sep. 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'methemoglobinemia.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of methemoglobinemia

1888, in the meaning defined above

History and Etymology for methemoglobinemia

New Latin

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Time Traveler for methemoglobinemia

Time Traveler

The first known use of methemoglobinemia was in 1888

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Statistics for methemoglobinemia

Last Updated

18 Jan 2021

Cite this Entry

“Methemoglobinemia.” Dictionary, Merriam-Webster, Accessed 19 Jan. 2021.

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More Definitions for methemoglobinemia


variants: or chiefly British methaemoglobinaemia \ ˌmet-​ˌhē-​mə-​ˌglō-​bə-​ˈnē-​mē-​ə How to pronounce methemoglobinemia (audio) \

Medical Definition of methemoglobinemia

: the presence of methemoglobin in the blood due to conversion of part of the hemoglobin to this inactive form

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