Cystinuria Type I-A (CystIA) is a genetic condition in cats that affects their ability to metabolize certain amino acids, leading to the formation of kidney stones. A DNA test for CystIA can help cat owners identify carriers and affected individuals, enabling proactive management of this condition. Early detection through genetic testing can significantly improve your cat's quality of life by preventing painful symptoms and costly treatments associated with kidney stones. If you’re a cat owner, consider investing in a Cystinuria DNA test to ensure a healthy future for your feline friend. Understanding CystIA can also guide dietary choices and care strategies tailored to your cat's specific needs. Discover the benefits of genetic testing today to safeguard your pet's health!
Abbreviation :CystIA
Analysed mutation :SLC3A1 c.1342C>T
Inheritance :Autosomal Recessive
Acronym
CystIA
Observed frequency
Normal
Clinical severity
Moderate
Clinical classification
Renal Diseases
Analysed mutation
SLC3A1 c.1342C>T p.(R448W)
Mode of inheritance
Autosomal Recessive
Test summary:
Cystinuria Type I-A (CystIA) is a genetic condition affecting cats, characterized by the abnormal excretion of cystine, leading to potential urinary stone formation. A DNA test for CystIA can identify carriers and affected individuals, helping breeders make informed decisions to reduce the prevalence of this condition. Early detection through genetic testing allows for proactive management and treatment options, enhancing the overall health and well-being of feline companions. Responsible breeding practices aided by this test contribute to healthier cat populations. Ultimately, awareness and testing for CystIA are essential for preventing future cases of this hereditary disorder.
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Understanding Cystinuria Type I-A (CystIA) in Cats
Cystinuria Type I-A (CystIA) is a genetic disorder that affects the metabolism of certain amino acids in cats. This condition is characterized by the improper reabsorption of cystine, leading to an increase in urinary cystine levels. As cystine is poorly soluble, its accumulation can result in the formation of urinary stones, also known as uroliths, which can cause discomfort and serious health issues for affected cats.
Symptoms and Clinical Manifestations
Cats with Cystinuria Type I-A may exhibit a range of symptoms related to urinary tract issues. Common signs include frequent urination, straining to urinate, blood in the urine, and possible urinary blockages. These symptoms can cause significant distress and may require immediate veterinary attention. In some cases, cats may also show signs of pain or discomfort in the abdomen, particularly if stones are present.
Diagnosis of Cystinuria Type I-A
The diagnosis of Cystinuria Type I-A typically involves a combination of clinical signs, urine analysis, and genetic testing. Urine analysis can reveal high levels of cystine, while a genetic test can confirm the presence of mutations associated with CystIA. Early diagnosis is crucial for managing the condition effectively and preventing complications such as urinary obstruction or bladder infections.
Treatment Approaches
Management of Cystinuria Type I-A focuses on preventing the formation of urinary stones and alleviating symptoms. Treatment options may include dietary modifications to reduce cystine levels in the urine, increased water intake to dilute the urine, and potentially the use of medications to dissolve existing stones. In severe cases, surgical intervention may be necessary to remove large stones or address urinary blockages.
Prognosis and Management
The prognosis for cats diagnosed with Cystinuria Type I-A can vary depending on the severity of the condition and the effectiveness of the management strategies employed. With proper care and dietary adjustments, many cats can live comfortable lives, although they may require ongoing monitoring and treatment to manage their condition effectively. Regular veterinary check-ups and urine tests are essential to track the health of affected cats.
Conclusion
Cystinuria Type I-A (CystIA) is a significant health concern for affected cats, but with appropriate diagnosis and management, the condition can be effectively controlled. Understanding the symptoms, treatment options, and the importance of regular veterinary care can help cat owners provide the best possible support for their feline companions. Awareness and proactive management are key to ensuring a good quality of life for cats suffering from this genetic disorder.
Breed recognized for the test :Cystinuria Type I-A (CystIA)
Abyssinian
Aegean
Alpine Lynx
Altai
American Bobtail
American Bobtail Longhair
American Bobtail Shorthair
American Burmese
American Curl
American Curl Longhair
American Curl Shorthair
American Fold Longhair
American Fold Shorthair
American Keuda
American Longhair
American Lynx
American Miniature Cat
American Polydactyl
American Ringtail
American Shorthair
American Straight Long Hair
American Straight Shorthair
American Wirehair
Anatoli
Aphrodite
Aphrodite Giant
Aphrodite's Giant Longhair
Aphrodite's Giant Shorthair
Arabian Mau
Asian
Asian Leopard Cat
Asian Longhair
Asian Semi-longhair
Asian Shorthair
Australian Bombay
Australian Mist
Aztec
Balinese
Bambino
Bambino Curl
BamBob
Bengal
Bengal Longhair
Birman
Bobcat
Bohemian Rex
Bombay
Bramble
Brazilian Shorthair
Bristol
British Ice Longhair
British Ice Shorthair
British Longhair
British Shorthair
Burmese
Burmese European
Burmese Longhair
Burmilla
Burmilla Longhair
Burmilla Shorthair
California Spangled
California Toyger
Californian Rex
Canadian Feral Cat
Canadian Sphynx
Caracal
Celtic
Celtic Shorthair
Ceylon
Chantilly-Tiffany
Chartreux
Chausie
Chinchilla Longhair
Chinese Harlequin
Chinese Li Hua
Chinese Tank Cat
Classicat
Colorpoint Shorthair
Companion Cat
Copper
Cornish Rex
Cornish Rex Longhair
Curly Tail Cat
Cymric
Cyprus
Desert Lynx
Deutsch Langhaar
Devon Rex
Domestic Longhair
Domestic medium-haired
Domestic Shorthair
Don Sphynx
Donskoy
Dossow
Dragon Li
Dwelf
Egyptian Mau
Elf
European
European Burmese
European Shorthair
Exotic
Exotic Shorthair
Experimental
Fishing Cat
Foldex
Foreign White
Foreign White Longhair
Foreign White Shorthair
Gao Taem
Genetta
Geoffroy's Cat
German Longhair
German Rex
Havana
Havana Brown
Hemingway Curl
Hibernian Lynx
Highland Fold
Highland Lynx
Highland Straight
Highlander
Highlander Longhair
Highlander Shorthair
Himalayan
House Cat Longhair
House Cat Shorthair
Household Pet
Household Pet Kitten
Household Pet Longhair
Household Pet Shorthair
Isle of Man Longhair
Isle of Man Shorthair
Jaguarette
Jaguarundi Curl
Japanese Bobtail
Japanese Bobtail Longhair
Japanese Bobtail Shorthair
Japanese domestic
Javanese
Jungala
Jungle Cat
Jungle Curl
Jungle Lynx
Junglebob
Kanaani
Karelian Bobtail
Karelian Bobtail Longhair
Khao Manee
Khaomanee
Kinkalow
Korat
Korean Bobtail
Korn Ja
Kurilian Bobtail
Kurilian Bobtail Longhair
Kurilian Bobtail Shorthair
Lambkin
LaPerm
LaPerm Longhair
LaPerm Shorthair
Lykoi
Maine Coon
Maine Coon Polydactyl
Manx
Manx Longhair
Manx Shorthair
Me-kong Bobtail
Meerkat
Mekong Bobtail
Minskin
Minuet
Minuet Longhair
Mixed Breed
Mohave Bob
Mojave Spotted
Mokave Jag Cat
Mountain Bob
Munchkin
Munchkin Longhair
Napoleon
Nebelung
Neva Masquerade
Niebelung
Non Recognized Hairless
Non Recognized Longhair
Non Recognized Shorthair
Norwegian Forest Cat
Ocicat
Ojos Azules
Oregon Rex (extinct)
Oriental
Oriental Bicolor
Oriental Longhair
Oriental Shorthair
Original Longhair
Owyhee Bob
Pantherette
Persian
Peterbald
Pharaoh
Pixiebob
Pixiebob Longhair
Puppykat
Raas
Ragamuffin
Ragdoll
Ruffle
Russian
Russian Black
Russian Blue
Russian Tabby
Russian White
Rusty Spotted Cat
Sacred Birman
Safari
Sam Sawet
Sashkin Rex
Savannah
Scottish Fold
Scottish Fold Longhair
Scottish Longhair
Scottish Shorthair
Scottish Straight
Scottish Straight Longhair
Selkirk Rex
Selkirk Rex Longhair
Selkirk Rex Shorthair
Selkirk Straight
Serengeti
Serrade Petit
Serval
Siamese
Siamese Longhair
Siberian
Singapura
Skookum
Snowbob
Snowshoe
Sokoke
Somali
Sphynx
Suffolk
Suphalak
Tennessee Bobtail
Tennessee Rex
Thai
Thai Blue Point
Thai Lilac
Thai Lilac Point
Tiffanie
Tigrette
Tonkinese
Tonkinese Longhair
Tonkinese Shorthair
Toybob
Toyger
Traditional Siamese
Transylvanian
Tundra
Turkish Angora
Turkish Van
Turkish Vankedisi
Ukrainian Levkoy
Unknown
Ural Rex
Ural Rex Longhair
Vienna Woods
Viverral
York Chocolate
Interpretation of genotypesGenotypeStatusLearn more about the interpretation of genotypesFAQ: understanding the interpretation of resultWhat 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 genotypesCystIA
Genotype
Status
🟡 N/N
Non-carrier - No Risk
🟡 N/CystIA
Carrier - No Risk
❌ CystIA/CystIA
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 OffspringMotherFatherNon-carrierCarrierAffectedFavorable cross: majorityCarrier riskis predominant.Majority affectedFilter by mother's genotypeFilter by father's genotypeAllPredict OffspringThe 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
N/N(Non-carrier)
N/CystIA(Carrier)
CystIA/CystIA(Affected)
DNA Test FAQ
What does this DNA test detect?
This DNA test detects the mutation associated with Cystinuria Type I-A (CystIA) 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 Recessive.
Which mutation is analysed in this test?
This test analyses the mutation SLC3A1 c.1342C>T.
Is a carrier animal necessarily affected?
Not necessarily. Interpretation depends on the inheritance pattern and the resulting genotype.
References
Mizukami K, Raj K, Giger U. Feline cystinuria caused by a missense mutation in the SLC3A1 gene. J Vet Intern Med. 2015 Jan;29(1):120-5. doi: 10.1111/jvim.12501. Epub 2014 Nov 24.
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