ACL (or CCL) surgery for dogs is generally not a life-threatening emergency, but it is highly time-sensitive for the best outcome. While it can often wait a few weeks for scheduling, prompt surgery (within days or weeks of injury) is recommended to prevent rapid arthritis progression, muscle atrophy, and chronic pain.

How long can a dog wait for ACL surgery?

The sooner surgery is performed after injury the better. Waiting only allows the progression of arthritis. I have seen owners wait six months after the injury before requesting surgery. Many dogs have recovered uneventfully.

Is a torn ACL in a dog an emergency?

A cranial cruciate ligament (CCL) tear in dogs is an orthopedic emergency when your dog suddenly refuses to put weight on a hind leg. This sudden lameness often indicates a complete rupture of the ligament. Without quick veterinary attention, the unstable knee joint can suffer additional damage to surrounding tissues.

Is it worth getting ACL surgery for dogs?

Yes, dog ACL (CCL) surgery is generally considered worth it for most medium-to-large dogs, offering the best chance to restore function, relieve chronic pain, prevent severe arthritis, and improve quality of life, though it's a significant commitment in cost and post-op care. While non-surgical options exist, they often fail to restore full mobility and lead to worse long-term outcomes like significant arthritis, making surgery a highly recommended treatment for active pets.

Can a dog live with a torn ACL without surgery?

Brumett said dogs who have a cruciate ligament rupture but don't have surgery, rehab, or bracing can develop some level of stability on their own in 6 to 12 months—and these dogs are typically comfortable walking, running, or jumping. With a brace, a dog can be back out playing in just a few weeks.

Common Questions: Cranial Cruciate Ligament Injury

What happens if I don't fix my dog's ACL tear?

Your dog will begin favoring the non-injured leg. While the injured knee is becoming less and less used because of the partial tearing, additional pressure is put on the other knee. This is one reason why in 60% of cases, a cruciate ligament tear in one knee will later lead to an injury of the other knee.

How much does ACL surgery cost for a dog?

Dog ACL (CCL) surgery costs typically range from $1,500 to $7,000+, depending heavily on the surgical method (Lateral Suture is cheaper, while TPLO or TTA are more costly), your dog's size, location, and added expenses like diagnostics, medication, and rehab, with advanced procedures costing $3,000-$6,000+ for better long-term results.
 

Is ACL surgery 100% successful?

Surgeons will inform patients that there is about a 85-90% success rate of ACL reconstruction, and we're not lying. This means that a HUGE percentage of people who undergo an ACL reconstruction are happy with the outcome and able to return to the same level of activity they participated in prior to the injury.

Can a dog sit normally with a torn ACL?

In addition to decreased mobility, you may notice that your dog is no longer able to sit “squarely,” meaning that they'll stick their injured leg out to the side when seated to avoid pressure on that limb. An indicator of a torn ACL is the presence of the “drawer sign”.

Is a dog in constant pain with a torn ACL?

In other words, if your dog isn't using his leg like he used to (i.e. walking with it) then it means it hurts to walk normally! Most dogs that have ruptured their ACL will be very painful for the first few days and then will seem a little more comfortable after that.

Will a brace help a dog with a torn ACL?

A torn anterior cruciate ligament can severely impact your dog's mobility and quality of life. Fortunately, a dog stifle or knee brace can be an effective solution to support your pet during the healing process.

What do vets do for torn ACL?

The most effective and popular ACL treatment option is orthopedic surgery, particularly for younger animals with many years of life ahead. Surgery is performed to repair the damage and prevent excess movement around the knee joint to decrease the risk of future injuries or arthritic conditions.

How long will a dog limp with a torn ACL?

Without surgery, the lameness caused by a partially torn or ruptured ACL will improve or go away completely in many dogs, especially small ones. You can expect this to happen within three to six weeks. That doesn't mean sit around and let your dog suffer for a month and a half. They still need special care from you.

Can I wait 3 months for ACL surgery?

Delaying surgery beyond three months increases the risk of developing irreparable cartilage damage or meniscus injuries because of continual instability in the knee.

Is it better to avoid ACL surgery?

Nonsurgical management of isolated ACL tears is likely to be successful or may be recommended: For patients with partial tears and no instability symptoms. For patients with complete tears who don't experience symptoms of knee instability during low-demand sports and are willing to give up high-demand sports.

How did Mark Zuckerberg tear his ACL?

Mark Zuckerberg tore his ACL during a sparring session while training for a competitive mixed martial arts (MMA) fight in late 2023, sustaining the non-contact injury from an awkward movement that involved twisting his planted leg, leading to surgery and delaying his planned fight.
 

When did Tom Brady tear his ACL?

Tom Brady tore his ACL and MCL in his left knee during the first game of the 2008 NFL season (September 7, 2008) against the Kansas City Chiefs, an injury inflicted by a hit from defender Bernard Pollard that ended his season and sidelined him for the entire year.
 

Can a dog run on a torn ACL?

You should also limit your dog's movement while managing its ACL tear. You can leash your dog to prevent it from walking or running while injured. Give your dog ample time to recuperate from its injuries before and after surgery.

Can a dog be ok without ACL surgery?

For dogs with mild ACL tears, non-surgical management can sometimes suffice. This approach focuses on reducing pain and inflammation through rest and controlled rehabilitation exercises. The goal is to strengthen the muscles surrounding the knee to provide better joint support.

Is it painful for a dog to live with a torn ACL?

Yes, a tear of the CCL is very painful and your dog will often cry out and begin limping when the ligament completely tears. Most dogs will still try to walk on the leg with a torn CCL, but they will exhibit a limp. If your dog is limping, it means they are experiencing pain.

Is ACL surgery risky for dogs?

Complications following ACL surgery can include infection, implant failure, and delayed healing. It's essential to closely monitor your dog for any signs of discomfort, swelling, or abnormal behavior and promptly consult your veterinarian if you have any concerns.

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