Signs of a Sprained Leg in Dogs

Dogs are naturally active animals, often running, jumping, and playing without hesitation. However, this level of activity can sometimes lead to injuries, including a dog sprained leg. If your dog suddenly starts limping, avoids putting weight on one leg, or shows signs of discomfort, it may be dealing with a sprain. While sprains can be painful, they are not always immediately obvious, which is why recognizing the symptoms is important. If you’re in Silver Spring, MD, and suspect your dog requires emergency care or a specialty consultation, contact Apex Vets today.

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What Causes a Sprained Leg in Dogs?

A dog sprained leg occurs when a ligament is stretched or torn due to excessive movement or trauma. Ligaments connect bones and stabilize joints, so when they become damaged, mobility can be significantly affected. Several common situations can lead to a sprain, including:

  • Jumping off high surfaces and landing awkwardly
  • Rough play or sudden twisting movements
  • Slipping on wet or slick surfaces
  • Accidents such as getting caught in a fence or stepping in a hole
  • Overexertion during exercise or intense activity

A sprain is different from other leg injuries like fractures or muscle strains. While fractures involve broken bones, and muscle strains affect soft tissue, sprains specifically impact ligaments. Identifying the exact cause of your dog’s discomfort is essential for getting the right veterinary care.

Signs of a Dog Sprained Leg

Dogs instinctively try to hide pain, making it difficult to immediately recognize a sprained leg. However, there are several key signs that indicate something is wrong.

Limping or Favoring One Leg

One of the first indicators of a dog sprained leg is limping. Your dog may hesitate to put weight on the affected leg or lift it off the ground entirely. The severity of the limp can vary, depending on how badly the ligament is strained. Some dogs may only show a slight irregularity in their walk, while others may refuse to move altogether.

Swelling Around the Joint

A sprain often leads to inflammation around the injured ligament. Swelling may be visible near the joint, and the area may feel warm to the touch. Dogs with a sprained leg may react when this area is gently pressed, showing signs of discomfort or pulling away.

Whining or Vocalizing Pain

A dog’s sprained leg can be painful, and some dogs will whine, whimper, or yelp when they move or put weight on the affected limb. While not all dogs vocalize their pain, sudden changes in their behavior or responsiveness to touch can indicate discomfort.

Reluctance to Move or Play

If your dog is usually energetic but suddenly becomes hesitant to move, run, or jump, it may be due to a sprained leg. Dogs with a ligament injury may rest more often, avoid stairs, or refuse to engage in normal activities they previously enjoyed.

Licking or Chewing the Affected Leg

Dogs often lick or chew at areas of pain or irritation. If your dog is obsessively licking one leg, particularly around the joints, it may be attempting to soothe a sprain. Excessive licking can sometimes lead to hair loss or irritation, making the area more noticeable.

How a Sprained Leg is Diagnosed

Veterinarians may use a combination of physical examinations and imaging techniques to diagnose a dog’s sprained leg. During an exam, your veterinarian will gently manipulate the leg to assess pain levels and determine if there is joint instability or swelling. In some cases, X-rays may be necessary to rule out fractures or other skeletal injuries. While X-rays do not show ligaments, they help your veterinarian confirm that the pain is related to soft tissue damage rather than broken bones. In severe cases, an MRI or ultrasound may be recommended to assess ligament damage in greater detail.

Differences Between a Sprain and Other Leg Injuries

Because dogs can experience a range of leg injuries, it is important to understand how a sprained leg differs from other conditions.

Sprain vs. Strain

A sprain affects the ligaments, while a strain impacts the muscles or tendons. Strains often occur due to overuse or stretching, leading to muscle soreness and stiffness rather than joint instability.

Sprain vs. Fracture

A fracture involves a broken bone and usually results in a complete inability to bear weight on the limb. Unlike a dog sprained leg, a fracture is often accompanied by a noticeable deformity or extreme pain when touched.

Sprain vs. Arthritis

Chronic joint issues like arthritis cause gradual stiffness and discomfort, especially in older dogs. A sprained leg occurs suddenly due to an injury, while arthritis develops over time and typically affects multiple joints.

When Is It Time to Seek Veterinary Care? 

If you suspect your dog sprained its leg, veterinary evaluation is always the best course of action. While mild sprains may resolve with rest, some ligament injuries require medical attention. Contact your primary veterinarian immediately if your dog shows any of the following signs:

  • Inability to put weight on the leg
  • Swelling that worsens over time
  • Severe pain or vocalization
  • Signs of distress, such as panting or shaking
  • No improvement after 24 to 48 hours of rest

If you’re in Silver Spring, MD, and your dog requires emergency care, Apex Vets can provide the diagnosis and treatment your pet needs. Contact us as soon as possible.