The Burmilla is a Burmese x Chinchilla Persian cross, and it carries a mixed health legacy from both - a Persian-linked polycystic kidney disease risk, plus the Burmese lineage's facial pain syndrome and head-shape mutation.
Measured risks
How often they happen is backed by published studies.
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All cats 14.7% (12.3-17.4%) point prevalence on screening echocardiography, 780 cats (Payne JR, et al. 2015, the CatScan study, J Vet Cardiol).
Thickened heart muscle that can cause sudden death without warning. No dedicated Burmilla echocardiographic study exists - this is the all-cats screening baseline. Full profile →
Known risks
Well documented in the breed - but no study has counted how often.
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Confirmed UC Davis VGL lists Burmilla among Persian-derived breeds screened for the PKD1 mutation. A small genetic-testing sample found 2 of 14 Burmilla cats (14%) positive (Bioguard Labs, citing UC Davis/Langford testing data). Sample size is too small for a reliable breed-wide rate; DNA testing before breeding is recommended.
An inherited kidney disease causing fluid-filled cysts from birth that gradually enlarge and can lead to kidney failure. Inherited from the breed's Chinchilla Persian ancestry as an autosomal dominant trait - a DNA test exists. Full profile →
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Confirmed Lyons LA, et al. Aristaless-like homeobox protein 1 (ALX1) variant associated with craniofacial structure and frontonasal dysplasia in Burmese cats. Dev Biol. 2016;409(2):451-8 (PMID 26610632). UC Davis VGL cites roughly 5.7% carrier frequency across Burmese and related breeds, explicitly including Burmilla, Bombay, and Tonkinese.
An ALX1 gene mutation traced to Burmese-descended breeds, including Burmilla. One copy can shorten the muzzle; two copies cause a severe skull malformation incompatible with life. A DNA test lets breeders avoid at-risk pairings.
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Breed study Bioguard Labs breed health summary describes FOPS in Burmilla with a male predisposition and suspected hereditary link; no peer-reviewed Burmilla-specific prevalence study was found (the main FOPS study, Rusbridge et al. 2010, covers Burmese without breaking out Burmilla separately).
A neuropathic facial pain disorder with episodic licking, chewing, and pawing at the mouth, usually triggered by dental discomfort. Reported in Burmilla, primarily in males, and suspected to be hereditary given the breed's Burmese ancestry.
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Breed study Described as a Burmilla-associated congenital condition in breed health summaries (Bioguard Labs); no controlled prevalence study was found.
A congenital deficiency in tear production causing chronic dry eye, conjunctivitis, and corneal vascularization from a young age.
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Not measured [4] The causal WNK4-linked locus was mapped in Burmese cats (Gandolfi B, et al. PLOS ONE 2012). No Burmilla-specific case series or prevalence study was found.
An inherited muscle-weakness disorder from low blood potassium, confirmed in Burmese and plausible in Burmilla given its roughly 50% Burmese ancestry, though not separately studied in the breed.
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Not measured No confirmed Burmilla-specific prevalence found.
Periodontal disease requiring professional cleaning or extractions. No Burmilla-specific prevalence study was found. Full profile →
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Not measured No confirmed Burmilla-specific prevalence found.
Common feline cancer. No Burmilla-specific prevalence study was found. Full profile →
How we know these numbers
- Confirmed = measured or gene-confirmed specifically in this breed
- Breed study = scientists counted it in this exact breed
- Body type = comes from the cat's build - size, skull, skin
- Genetic risk = the gene is proven, the odds are not
- All cats = an average for all cats, not this breed
- Not measured = nobody has counted it yet
- How we grade evidence →
Most owners sign a policy based on ads, but learn the real rules only when their first big claim gets denied. We don't want to scare you. We want to prepare you.
Price Explosion Premium creep
Hostage Status Pre-existing
The Year 6 Rule Age limit
Symptom = Game Over Pre-existing
Bilateral Exclusion Bilateral
AI Claims Adjuster Coverage
Orthopedic Waiting Period Waiting period
UCR Limits Exclusion
Common Questions
Real answers about costs, treatment, and insurance coverage.
What is the most common health problem in Burmillas?
How much does pet insurance cost for a Burmilla?
Is pet insurance worth it for a Burmilla?
What is the average yearly vet cost for a Burmilla?
What pre-existing conditions affect Burmilla insurance coverage?
Does pet insurance cover hypertrophic cardiomyopathy in Burmillas?
How much does polycystic kidney disease treatment cost for a Burmilla?
Why does my Burmilla insurance premium keep going up every year?
Can I switch pet insurance if my Burmilla has a diagnosed condition?
What does pet insurance not cover for Burmillas?
Should I get pet insurance or self-insure my Burmilla?
What questions should I ask before insuring my Burmilla?
Similar cats
My mother-in-law's boxer. Problem. $1,200 in tests, no answers. Another vet solved it with $8 pills. When you're scared, you'll pay anything - and some vets price accordingly. So I built what I couldn't find: real costs, real exclusions, plain language. Not selling policies.
Sources
Research and data used to compile this profile.
- 1 UC Davis Veterinary Genetics Laboratory. Burmilla breed page and PKD1 genetic test summary.
- 2 Bioguard Labs. Breed-related disease: Burmilla (PKD, keratoconjunctivitis sicca, feline orofacial pain syndrome summary).
- 3 Lyons LA, et al. Aristaless-like homeobox protein 1 (ALX1) variant associated with craniofacial structure and frontonasal dysplasia in Burmese cats. Dev Biol. 2016;409(2):451-8.
- 4 Gandolfi B, et al. First WNK4-hypokalemia animal model identified by genome-wide association in Burmese cats. PLOS ONE. 2012;7(12):e53173.
- 5 Payne JR, et al. Population characteristics and survival in 127 referred cats with hypertrophic cardiomyopathy (1997 to 2005). J Small Anim Pract. 2010;51(10):540-7.