Understanding CCL Injuries in Dogs: A Helpful Guide for Pet Owners
Understanding CCL Injuries in Dogs: A Helpful Guide for Pet Owners
Cranial cruciate ligament (CCL) injuries are one of the most common reasons dogs develop sudden or ongoing lameness. Whether your dog was diagnosed today or you’re exploring treatment options, this guide will help you understand what’s happening in your dog’s knee and what you can do to help them feel better.
1. What Is the CCL?
The cranial cruciate ligament (CCL) is one of the main ligaments that stabilizes your dog’s knee (called the stifle). It works much like the ACL in people. Its job is to keep the shin bone (tibia) from sliding forward when your dog walks or runs.
When the CCL becomes stretched, partially torn, or completely ruptured, the knee becomes unstable. This instability causes pain, inflammation, and difficulty moving around—especially after rest or with activity.
2. Why Do Dogs Injure Their CCL?
Several factors can make dogs more likely to injure this ligament:
Extra body weight – More weight puts extra strain on joints.
Genetics – Certain breeds are simply more prone to CCL injuries.
Activity or trauma – Sudden twists, slips, or repetitive stress can damage the ligament.
Sometimes the injury seems sudden; other times it develops slowly over weeks or months.
3. Signs Your Dog May Have a CCL Injury
Common signs include:
Limping or favoring one back leg
Difficulty getting up or sitting down
Stiffness after resting
Not wanting to jump onto furniture or into the car
Sitting “sideways” with the leg sticking out
Your veterinarian will check for knee stability using tests like the cranial drawer or tibial thrust and may recommend X-rays or other imaging to understand what’s going on inside the joint.
4. Treatment Options
The right treatment depends on how severe the injury is, your dog’s age, lifestyle, and overall health.
4.1 Conservative (Non-Surgical) Care
This may be an option for dogs with partial tears or mild symptoms. It typically includes:
Anti-inflammatory medications
Rest and controlled, gentle activity
Weight management
Rehabilitation therapy
Some dogs do well with conservative care, but partially torn ligaments may worsen over time, so follow-up is important.
4.2 Surgical Treatment
For dogs with a full tear—or those who don’t improve with conservative care—surgery is usually the best option.
Common surgeries include:
TPLO (Tibial Plateau Leveling Osteotomy)
TTA (Tibial Tuberosity Advancement)
Extracapsular repair (lateral suture technique)
Most dogs recover very well with surgery when paired with a good rehabilitation plan. The initial healing period is usually 6–8 weeks, followed by gradual return to normal activity.
5. How Rehabilitation Helps
Rehabilitation plays a huge role in helping your dog heal—whether or not surgery is part of the plan.
5.1 Managing Pain and Inflammation
Rehab may include:
Cold therapy
Laser therapy
Pulsed electromagnetic field therapy (Assisi Loop)
Shockwave therapy
Acupuncture
These treatments help your dog feel more comfortable and support healing inside the joint.
5.2 Strengthening and Mobility Training
Rehabilitation exercises help rebuild strength around the knee and improve balance and joint function. The underwater treadmill is especially helpful because it allows safe, low-impact exercise that protects the injured leg.
Throughout rehab, leash walks only are important to protect the joint from reinjury.
6. Joint Injections for CCL Injuries
Because CCL injuries often lead to arthritis in the knee, many dogs benefit from joint injections that help reduce pain and improve mobility.
Platelet-Rich Plasma (PRP): A concentrated portion of the dog’s own blood (or a donor product) that promotes healing and decreases inflammation.
Spryng: A collagen-based product that adds cushioning and support inside the joint.
We often pair these therapies together—PRP first, then Spryng about four weeks later. Many dogs experience long-lasting improvements, from several months to a few years.
Why Rehab Still Matters (Even With Injections)
Joint injections can make your dog feel much better, but they work best when combined with rehabilitation. Rehab:
Builds the muscles that support the knee
Helps improve joint movement and stability
Reduces strain on the opposite leg, hips, and spine
Helps injections last longer and work more effectively
Think of injections as helping inside the joint and rehab as helping everything around it—both are important for the best possible outcome.
7. Creating the Best Plan for Your Dog
Every dog is different, so the ideal treatment plan is tailored to your pet’s needs. Working together with:
Your primary veterinarian
A veterinary surgeon (if surgery is recommended)
A certified rehabilitation therapist
…will help ensure your dog gets the most complete, thoughtful care possible.