type 1 diabetes

or type I diabetes

noun

1. a severe form of diabetes mellitus in which insulin production by the beta cells of the pancreas is impaired, usually resulting in dependence on externally administered insulin, the onset of the disease typically occurring before the age of 25.

Example Sentences

Those with type 1 diabetes cannot produce enough insulin naturally, and are reliant on a number of injections each day to make up the shortfall.

From BBC

Ellie has Down's syndrome and Type 1 diabetes, so will need support wherever she goes.

From BBC

He was diagnosed with type 1 diabetes in 2016 while at his first year in university, then the following year was diagnosed with an auto-immune liver disease, making him more vulnerable.

From BBC

According to autopsy findings requested by the San Diego Union-Tribune and released this week by the medical examiner’s office, the pump was likely beeping nonstop for nearly 24 hours, alerting Bach, who had Type 1 diabetes, that it had run out of insulin.

From Los Angeles Times

According to the lawsuit, Peterson, who had been diagnosed with Type 1 diabetes when she was 10, checked into Mercy San Juan Medical Center on April 6, 2023, after she suffered a diabetic episode.

From Los Angeles Times