Myotonia congenita

General description

Clinical signs of Myotonia congenita are hypertrophic skeletal muscles and difficulty in rising after a period of rest, a stiff, lanky gait which can be improved by training and difficulties in swallowing as well as excess salivation. All affected miniature Schnauzers exhibit an abnormal set of teeth and overbite, sometimes also abnormal barking.

Breeds

Australian Cattle Dog, Border Collie, Labrador Retriever, Miniature Schnauzer

Detailed description

This autosomal recessive inherited pathogenic condition affects skeletal muscle ion channels. Clinical signs are hypertrophic skeletal muscles and difficulty in rising after a period of rest. Also characteristic for this disorder is a stiff, lanky gait which can be improved by training and difficulties in swallowing as well as excess salivation. All affected miniature Schnauzers exhibit an abnormal set of teeth and overbite, sometimes also abnormal barking.

Myotonia congenita - Australian Cattle Dog, Border Collie

The symptoms described in this breed can be found in the text above.

Order details
Test number8022
Sample material0.5 ml EDTA blood, 2x cheek swab, 1x special swab (eNAT)
Test duration3-5 working days
Test specifications
Symptom complexmuscular
Inheritanceautosomal recessive
Causalitycausally
GeneCLCN1
MutationINS
LiteratureOMIA:000698-9615

Myotonia congenita - Labrador Retriever

The symptoms described in this breed can be found in the text above.

Order details
Test number8022
Sample material0.5 ml EDTA blood, 2x cheek swab, 1x special swab (eNAT)
Test duration3-5 working days
Test specifications
Symptom complexmuscular
Inheritanceautosomal recessive
Causalitycausally
GeneCLCN1
MutationT-A
LiteratureOMIA:000698-9615

Myotonia congenita - Miniature Schnauzer

The symptoms described in this breed can be found in the text above.

Order details
Test number8022
Sample material0.5 ml EDTA blood, 2x cheek swab, 1x special swab (eNAT)
Test duration3-5 working days
Test specifications
Symptom complexmuscular
Inheritanceautosomal recessive
Causalitycausally
GeneCLCN1
MutationG-A
LiteratureOMIA:000698-9615