Pregnancy blood test ‘rapid sensor’ can detect birth risks earlier

University of Queensland researchers have developed a new rapid sensor that can detect pregnancy complications, such as gestational diabetes, preterm birth risks and hypertension, as early as 11 weeks—with a simple blood test.

The “nanoflower sensor”—which works by screening blood samples for cell biomarkers—could help reduce neonatal hospital admissions and save the health care system millions each year. The study is published in the journal Science Advances.

Professor Carlos Salomon Gallo from UQ’s Center for Clinical Research said the sensor was able to detect health complications that usually aren’t picked up until the second or third trimesters.

“During our study we collected blood samples from 201 pregnant women at 11–13 weeks gestation and we detected possible complications, such as preterm birth, gestational diabetes and preeclampsia, which is high blood pressure during pregnancy,” Professor Salomon Gallo said.

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