Understanding Spinal Muscular Atrophy in Maine Coon Cats


21 August 2023

2 min read



Maine Coon cats are known for their big hearts and friendly nature. However, like all cat breeds, they can sometimes face health challenges. One such challenge is Spinal Muscular Atrophy (SMA). In this blog post, we'll explore what SMA is, how it can affect Maine Coons, and the importance of responsible breeding and care to ensure the well-being of these beloved feline companions.

What is Spinal Muscular Atrophy (SMA)? 

Spinal Muscular Atrophy is a genetic condition that affects the muscles and nerves in a cat's body. It can cause weakness and problems with moving around. SMA is caused by changes in a cat's genes, and Maine Coons can be born with this condition.

SMA in Maine Coons: A Genetic Issue: 

SMA is inherited in an autosomal recessive manner, which means that both parents need to carry a gene change for the kitten to have SMA. Maine Coons with two copies of the changed gene can develop SMA.

Recognizing Signs of SMA: 

Cats with SMA may show signs like:

  • Weakness in their back legs
  • Trouble moving or walking
  • Difficulty jumping or playing
  • Muscle loss and thinness

These signs usually appear when the cat is still a kitten.

Diagnosis and Management: To diagnose SMA, veterinarians may do genetic testing or physical exams. Unfortunately, there's no cure for SMA, but supportive care can help affected cats. Keeping them comfortable and assisting with mobility can improve their quality of life.

Responsible Breeding: Preventing SMA: Responsible breeders play an important role in reducing SMA in Maine Coons. They can use genetic testing to identify carrier cats and make informed breeding decisions to lower the chances of passing on the condition.

Caring for a Maine Coon with SMA: If you have a Maine Coon with SMA, providing a safe environment is crucial. You might need to help them with movement and make sure they're comfortable. Regular veterinary check-ups can also ensure they're as healthy as possible.

Discover Healthy Maine Coon Companionship: If you're considering adopting a Maine Coon, Purebred Kitties offers a variety of Maine Coon kittens for sale. Choosing a reputable source like Purebred Kitties can give you the chance to share your life with a Maine Coon that has been bred and raised with care.


Nurturing Health and Happiness: As Maine Coon lovers, it's our responsibility to ensure these majestic feline companions live healthy lives. Learning about conditions like Spinal Muscular Atrophy and working with responsible breeders can help safeguard the well-being of our Maine Coons. By providing proper care and a loving environment, we can continue to enjoy the wonderful presence and companionship of these remarkable cats for many years to come.


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