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Tests can be carried out to check if you or your child has spinal muscular atrophy (SMA), or if you're at risk of having a child with the condition.
This page covers:
Speak to your GP if you're planning a pregnancy and:
Your GP may refer you for genetic counselling to help you understand the risk of your child having SMA. You can have a blood test to see if you have the faulty gene linked to the condition.
If you're at risk of having a child with SMA, talk to your genetic counsellor about your options.
These may include:
If you're pregnant and there's a risk you could have a child with SMA, tests can be carried out to check for the condition.
The two main tests are:
Both these tests can slightly increase your chances of a miscarriage.
If tests show your baby is likely to have SMA, talk to your doctor about what this means and what your options are.
If you or your child has typical symptoms of SMA, a genetic blood test can be done to confirm the condition.
You may also be asked if anyone in your family has a condition that affect the nerves and muscles in your family.
A physical examination may be done to look for signs of SMA or similar conditions.
Very occasionally, other tests may be needed, too. For example: