KANSAS CITY, Mo. — Children's Mercy announced Monday that it has developed a "breakthrough" test to help diagnose genetic diseases in children.

In a study published in the Journal of the American Medical Association Pediatrics, Children's Mercy researchers have demonstrated that a single, advanced long-read sequencing (LRS) test can dramatically improve the speed and accuracy of diagnosing rare genetic conditions in children.

Children's Mercy said it was the first to use 5-base HiFi LRS – the world's most advanced genomic sequencing system – in a clinical setting to accelerate diagnosis for even more patients and families.

"Children's Mercy is a trailblazer in every sense of the word—we're not just advancing medicine, we're reshaping it," Dr. Ale Quiroga, president and CEO of Children's

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