Spinal Muscular Atrophy (SMA)

Spinal muscular atrophy (SMA) is a genetic condition that affects the muscles and movement. It is caused by a problem with the cells that control muscle movement in the spinal cord.

What is spinal muscular atrophy (SMA)?

Spinal muscular atrophy (SMA) is a condition that leads to muscle weakness and wasting. It happens when motor neurons, the nerve cells that control muscles, do not work properly. This makes it difficult for people with SMA to move their arms, legs, and other muscles.

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What are the symptoms of SMA?

The symptoms of SMA can vary depending on the type, but common signs include:

  • Weakness in the legs and arms
  • Trouble sitting or standing without support
  • Difficulty swallowing
  • Challenges with breathing
  • Tremors or shaking in the arms or legs

What causes SMA?

SMA is caused by a genetic change that affects motor neurons. When these neurons do not function normally, it leads to muscle weakness.

How common is SMA?

SMA is considered a rare condition. It happens in approximately 1 in 6,000 to 1 in 10,000 births each year.

Who is more likely to get SMA?

SMA can affect anyone, but it is more common in:

  • Babies and young children
  • People who have a family history of the condition

How can I treat SMA?

While there is currently no cure for SMA, treatments can help manage symptoms and improve quality of life. Options include:

  • Physical therapy to strengthen muscles
  • Supportive devices such as braces or wheelchairs
  • Medications to improve muscle function
  • Breathing support if necessary

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How to live with SMA?

Living with SMA can be challenging, but many people lead fulfilling lives. Key aspects of managing SMA include:

  • Regular check-ups with healthcare providers
  • Staying active as much as possible
  • Seeking support from friends, family, or support groups

What support is available for people with SMA?

There are various support services available for people with SMA, including:

  • Physiotherapy and occupational therapy
  • Support groups for sharing experiences and advice
  • Counselling services for emotional support

Final thoughts

SMA is a serious condition that affects movement and muscle strength. If you or someone you know is concerned about symptoms, it is important to speak to a GP or healthcare provider.

Always consult a medical professional
This article is for informational purposes only and is not a substitute for medical advice. Always consult a healthcare professional before starting, stopping or changing any medication. If you have concerns about your medication or experience side effects, speak to your doctor or pharmacist immediately.

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