my·​e·​li·​tis | \ ˌmī-ə-ˈlī-təs How to pronounce myelitis (audio) \
plural myelitides\ ˌmī-​ə-​ˈli-​tə-​ˌdēz How to pronounce myelitides (audio) \

Definition of myelitis

: inflammation of the spinal cord or of the bone marrow

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Examples of myelitis in a Sentence

Recent Examples on the Web Transverse myelitis can sometimes be the first sign of multiple sclerosis, which involves more complex symptoms. New York Times, "AstraZeneca, Under Fire for Vaccine Safety, Releases Trial Blueprints," 19 Sep. 2020 And STAT News reported that the company's CEO, Pascal Soriot, told investors in a conference call that the trial was stopped because a woman volunteering in the trial had symptoms consistent with transverse myelitis. Elizabeth Cohen, CNN, "One of the leading coronavirus vaccine trials is currently paused. Prominent vaccine researchers tell CNN that's unusual," 12 Sep. 2020 Transverse myelitis is a serious condition involving inflammation of the spinal cord that can cause muscle weakness, paralysis, pain and bladder problems. Adam Feuerstein, STAT, "Covid-19 vaccine trial participant had serious neurological symptoms, but could be discharged today, AstraZeneca CEO says," 9 Sep. 2020 According to those reports, her symptoms, which are improving, match a form of spinal inflammation known as transverse myelitis, though there has been no official diagnosis. San Diego Union-Tribune, "San Diego scientists say AstraZeneca’s COVID-19 vaccine trial pause not necessarily cause for concern," 9 Sep. 2020 Should that be the case, another occurrence of transverse myelitis would be likely if the trial resumed, said Dr. William Schaffner, an infectious disease specialist at the Vanderbilt University School of Medicine. Arthur Allen And Liz Szabo, CNN, "NIH 'very concerned' about serious side effect in AstraZeneca coronavirus vaccine trial," 15 Sep. 2020 There aren't a ton of public details about the participant's condition or the timing of their diagnosis, but the New York Times reports that the participant was recently diagnosed with transverse myelitis. Sarah Jacoby, SELF, "AstraZeneca Halted Its COVID-19 Vaccine Trials After a Possible Serious Adverse Reaction," 10 Sep. 2020 According to the National Institutes of Health, transverse myelitis usually causes limb weakness, pain, sensory alterations (numbness and tingling), and bowel and bladder dysfunction. Beth Mole, Ars Technica, "“Not uncommon at all”: AstraZeneca pauses COVID-19 vaccine trial," 9 Sep. 2020 News of the British participant developing a neurological condition consistent with a rare but serious spinal inflammation called transverse myelitis, set back some of our experts' clocks. USA Today, "Data, data and more data is what will make a coronavirus vaccine safe, says USA TODAY's vaccine panel," 17 Sep. 2020

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'myelitis.' 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 myelitis

1835, in the meaning defined above

History and Etymology for myelitis

New Latin

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Time Traveler for myelitis

Time Traveler

The first known use of myelitis was in 1835

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Statistics for myelitis

Last Updated

17 Oct 2020

Cite this Entry

“Myelitis.” Dictionary, Merriam-Webster, Accessed 24 Oct. 2020.

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More Definitions for myelitis


my·​e·​li·​tis | \ ˌmī-ə-ˈlīt-əs How to pronounce myelitis (audio) \
plural myelitides\ -​ˈlit-​ə-​ˌdēz How to pronounce myelitides (audio) \

Medical Definition of myelitis

: inflammation of the spinal cord or of the bone marrow

Other Words from myelitis

myelitic \ -​ˈlit-​ik How to pronounce myelitic (audio) \ adjective

More from Merriam-Webster on myelitis Encyclopedia article about myelitis

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