OpenLoop Health

Stories

Certitude breast cancer blood test expands to 75 million women via telehealth

Distribution partner for Certitude

For women with dense breast tissue, a mammogram finds only about half of cancers. Astrin Biosciences' Certitude blood test, available since September 29 to 75 million women through the telehealth company OpenLoop Health, flags early-stage breast cancer from a blood draw. A positive result points toward MRI; a negative one, at 99.9% negative predictive value, supports waiting.

Updated Oct 17