Skeletal Dysplasia 2 (SD2) - Dwarfism

Skeletal dysplasia 2 (SD2) in Labrador Retrievers is hereditary form of mild disproportionate dwarfism occurring primarily in working lines of this breed. Disease has a very subtle short-legged phenotype. No obvious ocular or auditory involvement and secondary joint problems were detected in affected dogs like in some other diseases with short-legged phenotype.

Inheritance: autosomal recessive

Mutation: COL11A2 gene

Genetic test: The method used for testing is extremely accurate and allows complete differentiation between affected animals, carriers and healthy dogs. Testing can be done at any age.