Dog Chondrodysplasia In Karelian Bear Dog And Norwegian Elkhound (CDPA-KBD)

Chondrodysplasia (CDPA) is a genetic disorder affecting Karelian Bear Dogs and Norwegian Elkhounds, causing abnormal cartilage development and dwarfism. DNA testing for CDPA helps breeders identify carriers and prevent affected puppies, ensuring healthier litters. Early detection through a simple genetic test supports responsible breeding practices and reduces the risk of skeletal deformities. Understanding CDPA in these breeds is crucial for maintaining their unique physical traits and overall well-being. If you own a Karelian Bear Dog or Norwegian Elkhound, consider DNA testing to safeguard your dog's health. Reliable CDPA DNA tests are widely available from veterinary genetic labs. Prioritize your dog's future with accurate genetic screening today.

Abbreviation : CDPA-KBD

Analysed mutation : ITGA10 c.2083C>T

Inheritance : Autosomal Dominant

Acronym

CDPA-KBD

Observed frequency

Rare

Clinical severity

Moderate

Clinical classification

Skeletal Diseases

Analysed mutation

ITGA10 c.2083C>T
p.(R695*)

Mode of inheritance

Autosomal Dominant

Test summary:

Chondrodysplasia (CDPA) is a genetic disorder affecting bone development in Karelian Bear Dogs and Norwegian Elkhounds. A DNA test can identify carriers and affected dogs, helping breeders avoid producing puppies with this condition. CDPA leads to abnormal limb growth and joint issues, impacting the dog's mobility and quality of life. Early detection through genetic testing is crucial for responsible breeding practices. This test supports healthier future generations by reducing the incidence of chondrodysplasia in these breeds.

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Understanding Chondrodysplasia in Dogs

Chondrodysplasia is a genetic condition that affects the development of cartilage and bone in certain dog breeds. This condition often results in disproportionate body structures, most commonly characterized by short legs and a stocky body. The genetic mutation associated with chondrodysplasia leads to abnormal growth patterns, particularly affecting the long bones and spine. As a result, dogs affected by this condition may present with a range of physical deformities and health challenges.

Genetic Basis of Chondrodysplasia

The condition is primarily caused by a mutation in the fibroblast growth factor receptor 3 (FGFR3) gene. This gene plays a crucial role in regulating bone growth and development. When a mutation occurs, it can lead to disrupted signaling pathways that control bone formation, resulting in the characteristic skeletal abnormalities associated with chondrodysplasia. Genetic testing can identify this mutation, allowing breeders and owners to make informed decisions about breeding practices and health management.

Clinical Signs and Symptoms

Dogs with chondrodysplasia may exhibit a variety of clinical signs, which can vary in severity. Common symptoms include shortened limbs, a broad chest, and a barrel-shaped body. These physical traits can affect mobility and overall quality of life. Additionally, some dogs may experience joint issues, leading to arthritis or other orthopedic problems as they age. It is essential for owners to monitor their pets for any signs of discomfort or difficulty moving and consult with a veterinarian for appropriate care.

Management and Care

Managing a dog with chondrodysplasia involves a combination of veterinary care, proper nutrition, and appropriate exercise. Regular veterinary check-ups can help monitor joint health and address any emerging issues promptly. Weight management is crucial, as excess weight can exacerbate joint problems. Owners should provide low-impact exercise routines to maintain muscle tone without putting excessive strain on the joints. In some cases, physical therapy or surgical interventions may be recommended to improve mobility and quality of life.

Importance of Genetic Testing

Genetic testing for chondrodysplasia is vital for responsible breeding practices. By identifying carriers of the mutation, breeders can make informed decisions to reduce the prevalence of this condition in future generations. This proactive approach not only improves the health and well-being of individual dogs but also contributes to the overall health of the breed. Responsible breeding practices, combined with genetic testing, can help mitigate the impact of chondrodysplasia and promote healthier lineages.

Breed recognized for the test : Chondrodysplasia In Karelian Bear Dog And Norwegian Elkhound (CDPA-KBD)

Chinook
Karelian Bear Dog
Norwegian Elkhound

Interpretation of genotypes Genotype Status Learn more about the interpretation of genotypes FAQ: understanding the interpretation of result What does “Clear” mean? The animal does not carry the mutation. It will not develop the disease and will not pass it on. Is a “Carrier” serious? No. The animal is generally healthy but can transmit the mutation to its offspring. What if an animal is “Affected”? It carries two mutated copies. Clinical signs are expected depending on the disease. It should not be bred. Why are there differences between male / female? Some diseases are sex-linked, so their expression varies depending on the animal’s sex. The animal has two normal copies of the gene. No risk of developing or transmitting the disease. Heterozygous carrier: one mutated copy. The animal is usually not clinically affected but can pass the mutation to offspring. Male carrier or affected depending on the inheritance mode. Males have only one X or Y chromosome. Heterozygous female carrier: one mutated copy. She can pass the mutation on and may sometimes show mild clinical signs depending on the condition. Two mutated copies of the gene. The animal is at risk of developing the associated condition.

🧬 Interpretation of genotypes CDPA-KBD

Genotype

Status

🟡 N/N

Non-carrier - No Risk

🟡 N/CDPA-KBD

Carrier - At Risk

❌ CDPA-KBD/CDPA-KBD

Affected - At Risk

FAQ: understanding the interpretation

What does “Clear” mean?

The animal does not carry the mutation. It will not develop the disease and will not pass it on.

Is a “Carrier” serious?

No. The animal is generally healthy but can transmit the mutation to its offspring.

What if an animal is “Affected”?

It carries two mutated copies. Clinical signs are expected depending on the disease. It should not be bred.

Why are there differences between male / female?

Some diseases are sex-linked, so their expression varies depending on the animal’s sex.

Genotype Forecast for Offspring Mother Father Non-carrier Carrier Affected Favorable cross: majority Carrier risk is predominant. Majority affected Filter by mother's genotype Filter by father's genotype All Predict Offspring The animal has two normal copies of the gene. No risk of developing or transmitting the disease. Heterozygous carrier: one mutated copy. The animal is usually not clinically affected but can pass the mutation to offspring. Male carrier or affected depending on the inheritance mode. Males have only one X or Y chromosome. Heterozygous female carrier: one mutated copy. She can pass the mutation on and may sometimes show mild clinical signs depending on the condition. Two mutated copies of the gene. The animal is at risk of developing the associated condition.

Predict Offspring

Filter by mother's genotype Filter by father's genotype

N/N (Non-carrier)

N/CDPA-KBD (Carrier)

CDPA-KBD/CDPA-KBD (Affected)

DNA Test FAQ

What does this DNA test detect?

This DNA test detects the mutation associated with Chondrodysplasia In Karelian Bear Dog And Norwegian Elkhound (CDPA-KBD) in order to identify clear, carrier, or at-risk animals.

Why test a breeding animal?

DNA testing helps breeders plan safer matings and reduce the risk of transmitting the mutation to offspring.

What is the inheritance mode of this test?

The inheritance mode reported for this test is Autosomal Dominant.

Which mutation is analysed in this test?

This test analyses the mutation ITGA10 c.2083C>T.

Is a carrier animal necessarily affected?

Not necessarily. Interpretation depends on the inheritance pattern and the resulting genotype.

References

Kyöstilä Kaisa, Lappalainen Anu K, Lohi Hannes. Canine chondrodysplasia caused by a truncating mutation in collagen-binding integrin alpha subunit 10. PLoS One. 2013 Sep 25;8(9):e75621. doi: 10.1371/journal.pone.0075621. eCollection 2013.

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