Marfan syndrome
noun
Mar·fan syndrome
ˈmär-ˌfan- 
variants
or Marfan's syndrome
: a disorder of connective tissue that is inherited as a dominant trait and is characterized by abnormal elongation of the long bones and often by ocular and circulatory defects
Examples of Marfan syndrome in a Sentence
Recent Examples on the Web
With treatment, a person diagnosed with Marfan syndrome can expect to live as long as someone without the disease.
—
Chelsea Bailey, CNN Money, 25 Oct. 2025
Why do aortic dissections happen? Both Apple and Conner say the typical person with an aortic dissection is someone with a history of high blood pressure and/or aneurisms, either from the high blood pressure weakening the blood vessels or by a connective tissue disease such as Marfan syndrome.
—Nicole Villalpando, Austin American Statesman, 30 July 2025
In addition, individuals who have been diagnosed with hypermobility disorders, like Marfan syndrome or Ehlers-Danlos syndrome, should avoid stretching without their physician's approval.
—Tim Petrie, Dpt, Verywell Health, 10 July 2024
Dorsey has family members who have Marfan syndrome, a genetic condition that affects the body’s connective tissue.
—Ed Stannard, Hartford Courant, 12 Apr. 2024
Bill had suffered his whole life with Marfan syndrome.
—Geek's Guide To The Galaxy, WIRED, 30 June 2023
Connective tissue disorders like Marfan syndrome and Ehlers-Danlos syndrome, as well as having a family history of aortic aneurysms, could increase the chances of a person having one.
—Melissa Montoya, Peoplemag, 14 Dec. 2022
People who are known to have a risk factor like Marfan syndrome or Ehlers-Danlos do often get routine imaging done to see if underlying problems like aneurysms are present.
—Dr. Jade Cobern, ABC News, 14 Dec. 2022
Doctors are now exploring whether Mr. Wahl had Marfan syndrome, a risk factor for this type of aneurysm.
—Andrew Das, New York Times, 14 Dec. 2022
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Chelsea Bailey, CNN Money, 25 Oct. 2025
Why do aortic dissections happen? Both Apple and Conner say the typical person with an aortic dissection is someone with a history of high blood pressure and/or aneurisms, either from the high blood pressure weakening the blood vessels or by a connective tissue disease such as Marfan syndrome.
—Nicole Villalpando, Austin American Statesman, 30 July 2025
In addition, individuals who have been diagnosed with hypermobility disorders, like Marfan syndrome or Ehlers-Danlos syndrome, should avoid stretching without their physician's approval.
—Tim Petrie, Dpt, Verywell Health, 10 July 2024
Dorsey has family members who have Marfan syndrome, a genetic condition that affects the body’s connective tissue.
—Ed Stannard, Hartford Courant, 12 Apr. 2024
Bill had suffered his whole life with Marfan syndrome.
—Geek's Guide To The Galaxy, WIRED, 30 June 2023
Connective tissue disorders like Marfan syndrome and Ehlers-Danlos syndrome, as well as having a family history of aortic aneurysms, could increase the chances of a person having one.
—Melissa Montoya, Peoplemag, 14 Dec. 2022
People who are known to have a risk factor like Marfan syndrome or Ehlers-Danlos do often get routine imaging done to see if underlying problems like aneurysms are present.
—Dr. Jade Cobern, ABC News, 14 Dec. 2022
Doctors are now exploring whether Mr. Wahl had Marfan syndrome, a risk factor for this type of aneurysm.
—Andrew Das, New York Times, 14 Dec. 2022
Cite this Entry
“Marfan syndrome.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Marfan%20syndrome. Accessed 30 Oct. 2025.
Copy CitationMedical Definition
Marfan syndrome
noun
Mar·fan syndrome
ˈmär-ˌfan-
variants
or Marfan's syndrome
: a disorder of connective tissue that is inherited as a simple dominant trait, is caused by a defect in the gene controlling the production of fibrillin, and is characterized by abnormal elongation of the long bones and often by ocular and circulatory defects
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