Simple blood test can detect genetic diseases early in pregn
A FAST test for genetic disorders means women could learn about the future health of their baby as early as 6 weeks into pregnancy.

The test for single-gene disorders, which are collectively more common than Down’s syndrome, could become available within five years. This would enable prospective parents to choose whether to proceed with a pregnancy if conditions like muscular dystrophy or Huntington’s disease are detected.

“This is just sensational – I’m completely blown away,” says Andrew McLennan, a specialist in prenatal diagnosis at Royal North Shore Hospital in Sydney, Australia.

Many inherited diseases, including sickle cell anaemia, haemophilia and cystic fibrosis, are caused by mutations within a single gene. We know of 10,000 single-gene conditions and together, they affect about one in 100 births...
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