Pet Health

Patellar Luxation in Dogs

Discover causes, symptoms, and treatments for patellar luxation in dogs. Learn how to help your furry friend find relief and improve their mobility.
Author: Veterinary Team
Dial A Vet
Updated
June 6, 2025
|
Published
June 6, 2025
Dog veterinarian examining a dog's knee joint, illustrating patellar luxation in canine patients.

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Have you noticed your dog limping, skipping a step, or occasionally holding up one of their back legs? These could be signs of a common orthopedic issue called patellar luxation. While it can sound scary, understanding this condition and knowing how to manage it can make a big difference in your dog's quality of life. Let’s dive into what patellar luxation is and how you can help your furry friend feel their best.

⚠️ What to Watch For

Patellar luxation occurs when your dog’s kneecap (patella) slips out of its normal position. It’s a common condition, particularly in small and toy breeds, but it can happen to any dog. Recognizing the symptoms early can help prevent further complications.

Signs of patellar luxation include:

  • Intermittent limping or skipping steps
  • Sudden yelps of pain while walking or running
  • Difficulty bearing weight on one leg
  • Hunched posture or reluctance to walk
  • Stiff or abnormal leg movement

Some dogs may only experience mild symptoms, while others may show more significant discomfort. If you notice these signs, it’s a good idea to consult your vet for an evaluation.

🔍 Possible Causes

Patellar luxation can happen for several reasons, ranging from genetic predisposition to injury. In most cases, the condition is caused by an anatomical abnormality in the knee joint, which allows the kneecap to slip out of place.

Common causes include:

  • Genetics: Certain breeds like Pomeranians, Chihuahuas, and Yorkshire Terriers are more prone to patellar luxation.
  • Injury: Trauma to the knee joint can sometimes lead to luxation.
  • Malformation: An improperly developed femur or tibia can create instability in the knee joint.
  • Obesity: Excess weight puts extra strain on the joints, worsening the condition.

It’s important to note that patellar luxation can range from mild to severe. Your vet will grade the condition on a scale from 1 to 4, with Grade 1 being a minor issue and Grade 4 being a severe, constant dislocation.

✅ What You Can Do at Home

While severe cases may require surgery, there are steps you can take at home to help manage your dog’s condition and keep them comfortable.

  • Maintain a healthy weight: Keeping your dog at an ideal weight reduces stress on their joints.
  • Provide joint supplements: Glucosamine, chondroitin, and omega-3 fatty acids can support joint health. Always consult your vet before starting any supplement.
  • Gentle exercise: Low-impact activities like short walks or swimming can strengthen the muscles around the knee without causing strain.
  • Use ramps or steps: Minimize jumping by providing ramps or steps for furniture and vehicles.
  • Monitor activity: Avoid high-impact activities like running or rough play, which can worsen the condition.

Remember, every dog is different. What works for one may not work for another, so tailor your approach based on your dog’s specific needs and your vet’s recommendations.

💡 When to Call a Vet

If your dog shows signs of patellar luxation, it’s essential to consult your vet. While mild cases may only need monitoring and lifestyle adjustments, more severe cases can lead to arthritis, pain, or long-term joint damage if left untreated.

Contact your vet if you notice:

  • Persistent limping or lameness
  • Signs of pain, such as yelping or reluctance to move
  • Swelling or stiffness in the knee
  • Your dog struggling to bear weight on one leg

Your vet may recommend an X-ray or other diagnostic tests to determine the severity of the condition. In some cases, surgery may be required to correct the luxation and stabilize the knee joint.

FAQs

Q: Can patellar luxation heal on its own?
A: No, patellar luxation does not heal on its own. Mild cases may not require surgical intervention, but the condition typically requires management or treatment to prevent further complications.

Q: Is surgery always necessary for patellar luxation?
A: Surgery is not always necessary, especially for mild cases (Grade 1 or 2). However, severe cases (Grade 3 or 4) often require surgical correction to prevent pain and long-term joint damage.

Q: How can I prevent patellar luxation in my dog?
A: While you can’t entirely prevent genetic predispositions, maintaining a healthy weight, providing joint support, and avoiding high-impact activities can reduce the risk or severity of patellar luxation.

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References

While every effort is made to ensure the accuracy of this content - including vet review where applicable - this article is for informational purposes only and is not a substitute for professional veterinary advice, diagnosis, or treatment. If your pet is unwell or you are concerned, please speak with a licensed veterinarian. You can book a $49 online consultation with our veterinary team  😄
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