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Spinal muscular atrophy

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Introduction
Spinal muscular atrophy (SMA) is a genetic disease that causes muscle weakness and progressive loss of movement.
Types of spinal muscular atrophy
There are several different types of spinal muscular atrophy (SMA), depending on when symptoms develop and how severe they are.
Causes of spinal muscular atrophy
Spinal muscular atrophy (SMA) is caused by faulty genes. Most cases are passed on to a child by their parents.
Diagnosing spinal muscular atrophy
Tests for spinal muscular atrophy (SMA) can be carried out before, during and after pregnancy.
Treating spinal muscular atrophy
There is currently no cure for spinal muscular atrophy (SMA), but treatment can help improve the lives of people with the condition.