Cruciate ligament rupture in dog
Anterior cruciate ligament (ACL) tears are very common in dogs. Since it is often difficult for dog owners to determine the right treatment method, we are happy to share our experiences here.
🏥 Specialists for cruciate ligament rupture in dogs
A Cruciate ligament rupture in dogs It requires an experienced surgical hand. In our specialized centers, we treat every Cruciate ligament rupture in dog using state-of-the-art methods such as TPLO or TTA. Choose a location for your individual consultation:
Our experts for the Cruciate ligament rupture in dogs We will provide comprehensive advice at each location on the optimal surgical method for your animal.
Hello, my name is veterinarian Susanne Arndt
I am the owner and medical director of the doc4pets group.
Cruciate ligament rupture in dogs: Unlike in humans, where the cause is usually athletic, this is rarely the case in dogs. Since some dogs are predisposed to cruciate ligament ruptures due to their constitution, and animals naturally stand and walk differently than humans, surgical techniques from human medicine should not simply be transferred to dogs. Therefore, it is unfortunately unavoidable that dogs with partially or completely torn anterior cruciate ligaments end up on the operating table. On this page, we want to answer questions such as:
- How serious is a cruciate ligament rupture in a dog?
- How much does cruciate ligament surgery cost for a dog?
- How long does it take for a dog to be able to walk again after a cruciate ligament rupture?
- How can I recognize a cruciate ligament rupture in my dog?
- What should I do if my dog has a cruciate ligament rupture?
- Can a cruciate ligament tear in a dog heal on its own?
01
Symptoms
Here we explain the anatomy of the knee in dogs and how to recognize a cruciate ligament tear in your dog.
02
diagnosis
In this section, we will discuss how a veterinarian can clearly diagnose a cruciate ligament rupture in a dog.

03
Methods
In this section we explain all common cruciate ligament surgery methods (TPLO / TTA / ZLig / Meutstege etc.) in dogs with their advantages and disadvantages and which seems suitable for which breeds.
04
Aftercare
Just as important as the correct surgical technique is adequate aftercare in the form of physiotherapy and pain management.
These factors increase the likelihood of a degenerative cruciate ligament rupture in dogs:
✓ Older ageThe older the dog, the more unstable and less resilient the knee joint becomes.
✓ Increased body weightCruciate ligament ruptures occur more frequently the heavier the dog is.
✓ overload – If the knee joints are subjected to uneven or incorrect stress due to too little, too much, or incorrect movement, small cruciate ligament tears can gradually develop.
✓ Pre-existing conditions: Inflammation of the knee joint or a congenital dislocation of the kneecap (Patellar luxation) can increase the risk of cruciate ligament rupture in dogs.
However, there is also a ✓ Hereditary component in case of cruciate ligament tears:
A steep angle of the lower leg (tibial plateau). In dogs with a very steeply angled tibial plateau, the stress on the anterior cruciate ligament is significantly higher. With each step, the lower leg is pushed forward, putting additional strain on the ligament. This predisposition to a steep tibial angle is hereditary.

Which dogs are particularly affected?
In principle, cruciate ligament ruptures can occur in any dog. However, some breeds have a genetic predisposition for cruciate ligament ruptures and are therefore affected more frequently than others. These breeds include:
- rottweiler
- Newfoundland
- Golden Retriever
- Labrador Retriever
- boxer
- Staffordshire Terrier
- West Highland Terrier
- Dobermans
What happens if a dog with a torn cruciate ligament is not operated on?
Without surgery, there is always a risk that a cruciate ligament rupture will result in the dog no longer being able to perform well and suffering premature death. Osteoarthritis It develops. It cannot be cured and is associated with severe pain. For this reason, and because dogs' anatomy places great forces on their cruciate ligaments, most veterinarians advise against conservative treatment of a cruciate ligament rupture in dogs.
So there really is no alternative to surgery.
The healing time without surgery is difficult to define, as often there is no talk of healing, the knee remains permanently unstable and osteoarthritis only develops later.
Is it only the cruciate ligament? touched up, It may be worthwhile to wait and not have the dog operated on yet. Small breeds and light dogs They have the best chance of recovering from a cruciate ligament tear without surgery. The goal of treatment is then to repair the knee by Physiotherapy, Quiet and Dietary change to relieve the dog as much as possible and to enable it to live a pain-free life through medication.
With or without surgery It is important for the dog to feel to move regularly, Strong muscles stabilize and support the injured joint. A canine physiotherapist, who can restore both strength and mobility through targeted training, can also be helpful in this case. The dog owner should also ensure that the dog is not overweight – the less weight the damaged joint has to bear, the better.
Frequently asked questions about cruciate ligament rupture in dogs:
How long does it take to recover after cruciate ligament surgery in a dog?
Primary wound healing takes approximately 10–14 days. The critical phase of bone healing (e.g., after TPLO) lasts about 6–8 weeks, during which strict leash rest is required. Full weight-bearing capacity for sports and play is usually achieved after 3 to 4 months through targeted physiotherapy.
How much does cruciate ligament surgery cost for a dog?
The costs vary depending on the surgical method (TPLO, TTA, or ligament replacement) and the dog's weight. Generally, the total cost, including anesthesia, X-rays, and surgery, ranges from €1,600 to €3,800. Billing is transparent and based on the German Veterinary Fee Schedule (GOT).
Can a cruciate ligament tear heal in a dog without surgery?
A complete cruciate ligament rupture rarely heals on its own due to the biomechanical stress in a dog's knee. Conservative therapy without surgery is usually only an option for very small, light dogs or in cases with a high risk of anesthesia. Without stabilization, however, chronic pain and severe osteoarthritis in the joint are likely.
How can I recognize a cruciate ligament tear in my dog?
Typical signs include sudden lameness in the hind limb, favoring the leg while standing (tapping with the toes), and difficulty getting up or jumping. The lameness often worsens after a period of rest ("warming up").
Some successful cruciate ligament surgeries
Last year alone, we performed over 500 cruciate ligament surgeries on dogs diagnosed with a cruciate ligament rupture:
A bilateral cruciate ligament surgery using our Petlig Method®
8 days after the operation
ACL surgery using the TPLO method
