cryptogenic

American  

[krip-tuh-jen-ik] / ˌkrɪp təˈdʒɛn ɪk /

adjective

1. of obscure or unknown origin, as a disease.

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cryptogenic British  

/ ˌkrɪptəʊˈdʒɛnɪk /

adjective

1. (esp of diseases) of unknown or obscure origin

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Etymology

Origin of cryptogenic

First recorded in 1905–10; crypto- + -genic

Example Sentences

Aviv required a liver transplant because he was suffering from cryptogenic cirrhosis, irreversible liver disease, which may have occurred as a result of his diabetes, according to Local 10 News.

From Fox News

Cryptogenic strokes affect about 200,000 Americans younger than 55 each year.

From Washington Post

They were skeptical that Hardeman had ever suffered an arterial tear the first time — there was no visible evidence on scans — and classified her stroke as cryptogenic, meaning its cause was unknown.

From Washington Post

Hardeman’s father contacted a prominent neurologist in Philadelphia with expertise in treating cryptogenic strokes; he agreed to see her for a second opinion.

From Washington Post

"The ability to discern the causes of cryptogenic strokes has profound implications for preventing secondary strokes and improving patient outcomes," Dr. Mary Ann Bauman, chair of the American Stroke Association's advisory committee, said in an AHA/ASA news release.

From US News