Spinal Muscular Atrophy (SMA)




 
Disease name
Spinal Muscular Atrophy

Test name
SMA
Concerned breed
Maine coon

Description of the disease
Neuromuscular inherited disease

Symptom
This affection is a degenerative problem that affects the spinal cord neurons, activating skeletal muscles of the trunk and limbs. Loss of neurons in the first few months of life leads to muscle weakness and atrophy that first becomes apparent at 3-4 months of age. Some affected kittens could live relatively comfortably until their 9 years.

Age of appearance
From 3 months

Transmission
Autosomal

Expression
Recessive

Frequency
Between 1 and 5%


 

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