TL;DR: Limping after exercise often indicates musculoskeletal issues like strains or arthritis; while often non-urgent, you should seek immediate care if your dog cannot bear weight or shows signs of severe pain.
Why is my dog limping after heavy physical activity?
Increased lameness following exercise is often a sign of an underlying musculoskeletal issue, which may be caused by:
- Simple muscle fatigue and minor strains
- Significant conditions such as ligament tears
- Exacerbation of chronic osteoarthritis
- Physical stress causing inflammation in joints or tissues that becomes more apparent as the dog rests
How do I know if my dog's post-exercise limp is an emergency?
For most cases specifically following exercise, the urgency level is typically low, but you should evaluate based on these criteria:
- Low Urgency: Your dog is still willing to place weight on the leg, remains interested in food, and is not showing signs of severe distress.
- High Urgency: The limp is accompanied by a complete refusal to bear weight, significant swelling, or signs of extreme pain.
Why should I record a video of my dog's limp before the vet visit?
Providing a video of your dog's gait is a vital part of the triage and diagnostic process because:
- Adrenaline at the clinic can temporarily mask symptoms, making it difficult for the vet to see the true extent of the limp.
- A video captured at home shows the symptoms when they are most visible.
- Visual documentation helps the medical team identify the specific limb affected and the severity of the lameness for a more accurate diagnostic plan.
Clinical Context (Merck Veterinary Manual)
Following exercise, lameness in dogs can arise from various musculoskeletal issues, necessitating a thorough lameness examination to identify the lesion. This examination involves observing the dog at rest, while rising, and during locomotion on different surfaces to assess single or multiple limb involvement and severity relative to activity level. Diagnostic tools such as radiography, ultrasonography, arthrocentesis, arthroscopy, arthrography, electromyography, tissue biopsy, and histopathology are valuable. Advanced imaging techniques like bone scans, CT, and MRI may be considered for subtle lesions, particularly in specialty clinics. Specific conditions to consider include cranial cruciate ligament rupture (often due to trauma or degeneration), and carpal luxation secondary to palmar carpal ligament and fibrocartilage tearing, presenting with lameness, carpal swelling, and a plantigrade stance. Hip luxation, commonly a craniodorsal displacement due to trauma, also manifests as lameness and pain.
Chapter: Orthopedics, Immunology
Source: The Merck Veterinary Manual, 11th Edition (Page 1198)