A new test to help diagnose developmental delays and intellectual disability in children based on genetic abnormalities has been approved by the U.S. Food and Drug Administration.

The Affymetrix CytoScan DX Assay scans the entire genetic code from a blood sample and detects chromosomal variations that can lead to developmental and learning problems in children, the agency said Friday in a news release.

Intellectual disability affects as many as 3 percent of children in the United States, the agency said.

Analysis of 960 blood specimens found the new test was better at detecting chromosomal abnormalities that could lead to intellectual disability than other standard tests, the FDA said.

The new test is produced by Affymetrix Inc., based in Santa Clara, Calif.

More information

Medline Plus has more about intellectual disability.

On the latest episode of "Sarra Sounds Off," Gregg Sarra and Matt Lindsay  recap all the state wrestling action from Albany this past weekend, plus Jared Valluzzi has the ice hockey championship results from Binghamton. Credit: Newsday

Sarra Sounds Off, Ep. 25: Wrestling and hockey state championships On the latest episode of "Sarra Sounds Off," Gregg Sarra and Matt Lindsay recap all the state wrestling action from Albany this past weekend, plus Jared Valluzzi has the ice hockey championship results from Binghamton.

On the latest episode of "Sarra Sounds Off," Gregg Sarra and Matt Lindsay  recap all the state wrestling action from Albany this past weekend, plus Jared Valluzzi has the ice hockey championship results from Binghamton. Credit: Newsday

Sarra Sounds Off, Ep. 25: Wrestling and hockey state championships On the latest episode of "Sarra Sounds Off," Gregg Sarra and Matt Lindsay recap all the state wrestling action from Albany this past weekend, plus Jared Valluzzi has the ice hockey championship results from Binghamton.

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