There's new hope for children stricken by mysterious developmental delays, with a new study showing that extensive genetic analysis may help determine the cause of their disability.
Canadian researchers found a precise genetic cause for seven out of every 10 children suffering from a previously undiagnosed condition that caused developmental delays.
In many cases, the genetic analysis led to groundbreaking discoveries. Researchers discovered 11 new disease genes linked to developmental delays, and described new physical traits and symptoms for a number of known diseases.
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