Cavalier King Charles Spaniel Health Guide
Everything cavalier king charles spaniel owners need to know about keeping their dog healthy.
Breed Overview
The Cavalier King Charles Spaniel is a small companion breed known for a gentle, affectionate temperament and close attachment to people. Their toy size, expressive eyes, and easygoing personality make them popular family dogs. Health-wise, Cavaliers stand out because several inherited disorders occur more often in this breed than in many others, especially myxomatous mitral valve disease, syringomyelia/Chiari-like malformation, eye disease, patellar luxation, and hip dysplasia. That means routine screening matters more than it does in many breeds, and owners should be especially attentive to subtle changes such as coughing, exercise intolerance, unexplained pain, air-scratching, weakness, or vision changes.
Common Health Issues
Myxomatous mitral valve disease (MMVD)
The hallmark breed risk. Cavaliers often develop mitral valve degeneration earlier than many other dogs. A heart murmur may be the first sign, while later disease can cause coughing, faster breathing, exercise intolerance, fainting, or congestive heart failure. Ongoing monitoring with your vet or a veterinary cardiologist is important.
Syringomyelia / Chiari-like malformation
A serious inherited neurologic disorder seen commonly in Cavaliers. Signs can include neck pain, sensitivity when touched around the head or shoulders, phantom scratching, reduced activity, weakness, or gait changes. Diagnosis usually requires advanced imaging such as MRI.
Patellar luxation
The kneecap can slip out of place, causing skipping, hind-limb lameness, or intermittent hopping. Mild cases may be monitored, but more severe luxation can need surgery.
Inherited eye disease
Breed screening programs focus on retinal and other inherited eye problems. Owners may notice cloudiness, squinting, discharge, rubbing at the eyes, or reduced vision. Regular ophthalmic exams are recommended for breeding dogs and are useful for early detection in pets.
Hip dysplasia
Although often associated with larger breeds, Cavaliers are also screened for hip dysplasia. Signs may include stiffness, reluctance to jump, bunny-hopping, pain after exercise, or reduced activity.
Episodic falling syndrome and dry eye/curly coat syndrome
These inherited disorders are uncommon but important in the breed. Episodic falling causes abnormal muscle stiffness or collapse episodes, often triggered by excitement or exercise. Dry eye/curly coat syndrome affects the eyes, skin, and coat and is typically identified through genetic testing and veterinary evaluation.
Preventive Care Schedule
Cavaliers still need the standard core preventive care every dog needs: routine wellness exams, vaccines based on age and risk, parasite prevention, and prompt care for cough, collapse, lameness, or neurologic changes. For this breed, heart screening is especially important because the parent club recommends annual cardiac screening for mitral valve disease, ideally by a board-certified cardiologist when possible. The parent club health statement also recommends regular eye examinations by a boarded ophthalmologist, with an initial exam in puppyhood, recheck at 12 months, then annual exams until age 5 and every two years until age 9 for breeding-screen purposes. OFA/parent-club screening priorities for Cavaliers also include hips and patellas, plus optional DNA testing for episodic falling and dry eye/curly coat syndrome. Dental care should start early because small dogs are prone to periodontal disease, so plan for daily toothbrushing at home and professional dental cleanings as advised by your veterinarian.
When to Use Telehealth for Your Cavalier King Charles Spaniel
Telehealth can be especially helpful for Cavaliers when you notice early, non-emergency changes and need guidance on next steps. Good examples include a new intermittent cough, mild exercise intolerance, increased scratching around the head or neck, subtle gait changes, questions about whether a heart murmur follow-up is overdue, reviewing breeder health-testing paperwork, discussing screening schedules, or deciding whether limping or eye irritation can wait for a daytime appointment. Telehealth is also useful for monitoring chronic issues after a diagnosis, such as sharing resting breathing trends in a dog with known heart disease or discussing quality-of-life changes in an older Cavalier. If your dog has trouble breathing, faints, collapses, has severe pain, sudden paralysis, repeated seizures, or significant eye injury, skip telehealth and seek urgent in-person veterinary care right away.
Cavalier King Charles Spaniel Health FAQs
What is the biggest health problem in Cavalier King Charles Spaniels?
How often should a Cavalier have heart screening?
What are the signs of syringomyelia in a Cavalier?
Should Cavaliers have genetic testing?
Are Cavalier King Charles Spaniels expensive to care for medically?
Disclaimer: The information provided in this article is for educational purposes only and does not constitute veterinary medical advice. Reading this content does not establish a veterinarian-client-patient relationship. Every pet is different — always consult a licensed veterinarian before making decisions about your pet's health, diet, or care. If you'd like personalized guidance, you can talk to one of our vets. If your pet is experiencing a medical emergency, contact your local emergency animal hospital immediately.