The Persian is adorable with that distinctive flat face, but it comes at a cost. Breathing problems, kidney disease, and eye issues are practically guaranteed. This is one of the most expensive cat breeds to own.
Measured risks
How often they happen is backed by published studies.
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Breed study Ultrasound surveys before genetic testing became widespread found 42-45% in Persians and related breeds in Australia (Barrs et al. 2001, Aust Vet J, PMID 11349412) and 49.2% in UK Persians (Cannon et al. 2001, Vet Rec, PMID 11678212); regional studies since testing began show wide variation (17.5% Turkey, 23.1% Mexico, ~13.5% China) reflecting different testing/breeding practices - treat 40% as a historical high-water mark, not necessarily the current rate in tested lines
Inherited kidney cysts leading to eventual kidney failure - one of the best-documented genetic diseases in any cat breed. Widespread genetic testing since the mid-2000s has been actively lowering this rate in tested breeding lines. Full profile →
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All cats [3] 14.7% (12.3-17.4) point prevalence on screening echocardiography, 780 cats (Payne et al. 2015, the CatScan study)
Thickened heart muscle. Unlike Maine Coon, Ragdoll, British Shorthair and Sphynx, Persians aren't flagged as a distinctly HCM-predisposed breed - this is the all-cats baseline. Full profile →
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All cats [4] 1.2% (cats under 9) rising to 3.6% (9 and older), UK primary care (Conroy et al. 2019, Veterinary Record/VetCompass)
Kidney failure not related to PKD. This is an all-cats, age-banded baseline. Full profile →
Known risks
Well documented in the breed - but no study has counted how often.
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Not measured No dedicated feline brachycephalic-airway epidemiological study (comparable to the canine BOAS literature) was found for Persians
Breathing difficulty, eye problems, and dental crowding from the flat face structure. Real and mechanistically well understood, but unlike dogs, there is no feline equivalent of the canine BOAS research - no population-level prevalence percentage has been published. Full profile →
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Not measured No confirmed Persian-specific prevalence found
Periodontal disease requiring professional cleaning or extractions. This is an all-cats/all-dogs-style baseline - no Persian-specific study was found. Full profile →
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Not measured No confirmed Persian-specific prevalence found; mechanistically linked to facial conformation
Inward-rolling eyelids causing corneal irritation, linked to the flat-faced skull shape. No Persian-specific prevalence study was found. Full profile →
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Not measured No confirmed Persian-specific prevalence found
Urinary blockage. Emergency + ongoing Full profile →
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Not measured No confirmed Persian-specific prevalence found
Severe, painful inflammation of the mouth and gums. Often requires full-mouth tooth extraction - the only reliable cure. Full profile →
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Not measured No confirmed Persian-specific prevalence found
Weight-related health problems. 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 Persians?
How much does pet insurance cost for a Persian?
Is pet insurance worth it for a Persian?
What is the average yearly vet cost for a Persian?
What pre-existing conditions affect Persian insurance coverage?
Does pet insurance cover polycystic kidney disease in Persians?
How much does brachycephalic issues treatment cost for a Persian?
Why does my Persian insurance premium keep going up every year?
Can I switch pet insurance if my Persian has a diagnosed condition?
What does pet insurance not cover for Persians?
Should I get pet insurance or self-insure my Persian?
What questions should I ask before insuring my Persian?
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 Bilgen N, et al. (2020) - Prevalence of PKD1 gene mutation in cats in Turkey and pathogenesis of feline polycystic kidney disease. J Vet Diagn Invest 32(4):549-555.
- 2 Michel-Regalado NG, et al. (2022) - Prevalence of polycystic kidney disease in Persian and Persian-related cats in western Mexico. JFMS Open Reports.
- 3 Payne JR, et al. (2015) - Cardiomyopathy prevalence in 780 apparently healthy cats (the CatScan study). J Vet Cardiol 17(Suppl 1):S244-S257 - all-cats HCM baseline.
- 4 Conroy M, et al. (2019) - Chronic kidney disease in cats attending primary care practice in the UK. Veterinary Record 184(17):526.