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Diseases

Genetic and Rare Diseases Information Center (GARD)

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Spinal muscular atrophy

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Your Question

Are there any other diseases or conditions that have similar symptoms to SMA, or mimic the symptoms of SMA?

Our Answer

We have identified the following information that we hope you find helpful. If you still have questions, please contact us.

What conditions are part of the differential diagnosis for individuals with symptoms of spinal muscular atrophy?

The main characteristics of spinal muscular atrophies (SMA) include progressive muscle weakness and poor muscle tone (hypotonia), which may be present with a variety of conditions. (For a more detailed explanation of the signs and symptoms of SMA click here.) Some symptoms of the following conditions can be similar to the characteristic features of SMA, although they typically have additional features which are not present in SMA. Some of them may be considered depending on the age of onset of signs and symptoms as well as other features that are present in affected individuals.
Last updated: 11/28/2011

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