馬 小腦營養不良 (CA)

依品種或臨床分類過濾 DNA 測試

Cerebellar Abiotrophy (CA) is a genetic disorder affecting horses, leading to progressive loss of coordination and balance. A DNA test for CA helps identify carriers and affected horses, enabling breeders to make informed decisions and reduce the risk of passing this debilitating condition to offspring. Early detection through genetic testing is crucial for managing breeding programs and maintaining healthy equine populations. This test is especially important for breeds prone to CA, such as Arabian horses. By using the CA DNA test, owners can ensure better care and improve the overall welfare of their horses. Stay proactive and protect your equine investment with reliable genetic screening for Cerebellar Abiotrophy.

縮寫 ： CA

分析突變： MUTYH c.541-13539C/T

繼承： 體染色體隱性遺傳

可從包裝中取得： Basic

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Understanding Cerebellar Abiotrophy (CA) in Horses

Cerebellar Abiotrophy (CA) is a neurological condition observed in horses, characterized by the degeneration of the cerebellum, a part of the brain responsible for coordination and balance. This condition typically manifests in young horses, often between the ages of 6 months and 3 years, leading to significant motor dysfunction. Affected horses may exhibit symptoms such as incoordination, difficulty standing, and abnormal gait, which can severely impact their quality of life and training potential.

Genetic Basis of Cerebellar Abiotrophy

CA is recognized as a hereditary disorder, often associated with specific genetic mutations. The condition arises due to the improper development and subsequent degeneration of Purkinje cells within the cerebellum. These cells play a crucial role in motor control, and their loss leads to the clinical signs observed in affected individuals. Understanding the genetic underpinnings of CA has paved the way for DNA testing, which can identify carriers and help breeders make informed decisions.

Clinical Signs of Cerebellar Abiotrophy

The clinical signs of CA can vary in severity but generally include a range of neurological deficits. Common symptoms include a lack of coordination, especially in the hind limbs, a wide-based stance, and difficulty with balance. Affected horses may also show signs of intention tremors, where they exhibit tremors when trying to perform tasks such as eating or drinking. These symptoms can significantly hinder the horse's ability to engage in routine activities and can lead to frustration for both the animal and its handler.

Diagnosis of Cerebellar Abiotrophy

Diagnosing CA typically involves a combination of clinical evaluation and genetic testing. Veterinarians assess the horse's neurological function and may perform additional tests to rule out other conditions that could cause similar symptoms. Genetic testing plays a crucial role in confirming the diagnosis and understanding the horse's genetic predisposition to the condition.

Management and Prognosis

Currently, there is no cure for Cerebellar Abiotrophy, and management focuses on supportive care and ensuring the horse's safety. Affected horses may require specialized handling and training approaches to accommodate their coordination issues. The prognosis for horses with CA varies; some may lead relatively normal lives with adaptations, while others may need to be retired from work due to the severity of their symptoms.

結論

Cerebellar Abiotrophy is a significant concern in equine health, particularly due to its genetic nature and impact on horse performance and welfare. DNA testing serves as a valuable tool for breeders and owners, providing insights into the likelihood of developing this condition. Increased awareness and understanding of CA are essential for effective management and the continued health of affected horses.

被認可參加測試的品種： 小腦營養不良 (CA)

• Arab
• Bashkir Curly
• Quarter Horse
• Trakehner
• Welsh Pony

🧬 Interpretation of genotypes CA

❓ 了解有關基因型解釋的更多信息

常見問題：理解解釋

「清晰」是什麼意思？

該動物不攜帶突變。就不會發展成這種疾病 並且不會傳遞下去。

「航母」是認真的嗎？

不會。該動物通常是健康的，但可以將突變傳播給它的 後代。

如果動物「受到影響」怎麼辦？

它攜帶兩個突變的副本。預計臨床症狀取決於 這種疾病。它不應該被培育。

為什麼男性/女性之間會有差異？

有些疾病與性別有關，因此其表現因性別而異 動物的性別。

預測後代

DNA 測試常見問題解答

這個 DNA 測試檢測到什麼？

This DNA test detects the mutation associated with Cerebellar Abiotrophy (CA) in order to identify clear, carrier, or at-risk animals.

為什麼要測試繁殖動物？

DNA 測試有助於飼養員計劃更安全的交配並降低將突變傳播給後代的風險。

這個測試的​​繼承模式是什麼？

此測試報告的遺傳模式是體染色體隱性遺傳。

此測試分析哪一種突變？

This test analyses the mutation MUTYH c.541-13539C/T.

攜帶動物是否必然受到影響？

未必。解釋取決於遺傳模式和產生的基因型。

參考

Brault Leah S, Cooper Caitlin A, Famula Thomas R, Murray James D, Penedo M Cecilia T. Mapping of equine cerebellar abiotrophy to ECA2 and identification of a potential causative mutation affecting expression of MUTYH. Genomics. 2011 Feb;97(2):121-9. doi: 10.1016/j.ygeno.2010.11.006. Epub 2010 Nov 30.