Gene tests can provide health clues -- and needless worry
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July 20, 2018
NEW YORK (AP) — Last year, Katie Burns got a phone call that shows what can happen in medicine when information runs ahead of knowledge.
Burns learned that a genetic test of her fetus had turned up an abnormality. It appeared in a gene that, when it fails to work properly, causes heart defects, mental disability and other problems. But nobody knew whether the specific abnormality detected by the test would cause trouble.
"I was pretty distraught," says Burns, a photographer in Charlotte, North Carolina. "I had a baby who was kicking. I could feel him moving inside of me. But at the same time I...
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