hemophilia B
noun
: a mild to severe hemophilia that is caused by a deficiency of factor IX
called also Christmas disease
compare hemophilia aExamples of hemophilia B in a Sentence
Recent Examples on the Web
About 15 to 20 percent have hemophilia B while the rest have hemophilia A, which is caused by low levels of another protein known as factor VIII.
—
Jonathan Saltzman, BostonGlobe.com, 29 Jan. 2023
The firm plans to begin treating patients with severe hemophilia B in the United States by March 31.
—Jonathan Saltzman, BostonGlobe.com, 29 Jan. 2023
In November, UniQure won approval for Hemgenix, the first hemophilia B gene therapy.
—Jason Mast, STAT, 29 Dec. 2022
In 2011, six hemophilia B patients were able to stop or decrease the frequency of their usual injections thanks to gene therapy.
—Veronique Greenwood, Discover Magazine, 2 Sep. 2014
See all Example Sentences for hemophilia B 
Examples are automatically compiled from online sources to
show current usage.
Read More
Opinions expressed in the examples do not represent those of Merriam-Webster or its editors.
Send us feedback.
Jonathan Saltzman, BostonGlobe.com, 29 Jan. 2023
The firm plans to begin treating patients with severe hemophilia B in the United States by March 31.
—Jonathan Saltzman, BostonGlobe.com, 29 Jan. 2023
In November, UniQure won approval for Hemgenix, the first hemophilia B gene therapy.
—Jason Mast, STAT, 29 Dec. 2022
In 2011, six hemophilia B patients were able to stop or decrease the frequency of their usual injections thanks to gene therapy.
—Veronique Greenwood, Discover Magazine, 2 Sep. 2014
See all Example Sentences for hemophilia B
Dictionary Entries Near hemophilia B
Cite this Entry
“Hemophilia B.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/hemophilia%20B. Accessed 21 Nov. 2024.
Copy CitationMedical Definition
hemophilia B
noun
: a mild to severe hemophilia that is caused by a deficiency of factor IX in the blood
Hemophilia B occurs mostly in males.… The inadequate or inactive supply of clotting factor results in periodic internal bleeding.—K. A. Fackelmann, Science News
K. A. Fackelmann, Science Newscalled also Christmas disease
Love words? Need even more definitions?
Merriam-Webster unabridged
Share