Myotonia Congenita (Feline)

Test Overview:

Myotonia congenita (MC) is a skeletal muscle channelopathy characterized by inability of the muscle to relax following voluntary contraction. Worldwide population prevalence in humans is 1:100,000. Studies in mice, dogs, humans and goats confirmed myotonia associated with functional defects in chloride channels and mutations in a skeletal muscle chloride channel (CLCN1).


Musculoskeletal - Associated with muscles, bones and associated structures




Low-Moderate. This disease can cause some discomfort and/or dysfunction in the affected animal. It does not generally affect life expectancy.

Mode of Inheritance:

Autosomal Recessive with Incomplete Penetrance

Research Citation(s):

PLoS One. 2014 Oct 30;9(10):e109926. doi: 10.1371/journal.pone.0109926. eCollection 2014.

Associated Breed(s):

All Breeds (Feline),