Hip dysplasia is one of the most common orthopedic conditions in dogs — and one of the most misunderstood. It's often thought of as an "old dog problem," but the structural abnormality develops during growth and signs can appear in puppies as young as 4–6 months. Early intervention can dramatically slow progression and preserve quality of life for years. This guide explains what's actually happening, what to look for, and what the treatment options are.
What Is Hip Dysplasia?
The hip joint is a ball-and-socket joint. In a normal hip, the ball (femoral head) fits snugly into the socket (acetabulum), allowing smooth, pain-free movement. In hip dysplasia, the joint doesn't develop correctly — the ball and socket don't fit properly, causing instability, abnormal wear, and eventually severe osteoarthritis.
Hip dysplasia has a significant genetic component and is especially common in large and giant breeds: German Shepherds, Golden Retrievers, Labrador Retrievers, Rottweilers, Great Danes, and Saint Bernards. It also occurs in medium and small breeds, though less frequently.
Signs to Watch For
Signs vary by age:
Young dogs (4 months – 2 years)
- Bunny-hopping gait when running (using both back legs simultaneously)
- Reluctance to exercise or play, tiring quickly
- Difficulty rising after rest
- "Waddling" when walking
- Pain when hips are manipulated
Adult and senior dogs
- Stiffness getting up in the morning, improving with movement
- Progressive exercise intolerance
- Visible muscle loss over the hindquarters (disuse atrophy)
- Reluctance to climb stairs, jump, or squat for bowel movements
- Clicking sound from hip during movement
Diagnosis
Diagnosis requires X-rays under sedation or anesthesia (muscle tension when awake affects positioning). A vet can often detect hip laxity during a physical exam with the Ortolani sign test, but X-rays confirm severity. The OFA (Orthopedic Foundation for Animals) rates hips as Excellent, Good, Fair, Borderline, Mild, Moderate, or Severe.
Treatment Options
Treatment depends on age, severity, and the dog's quality of life:
Non-Surgical (Conservative) Management
- Weight management — every extra pound increases joint stress significantly
- Low-impact exercise (swimming, controlled leash walks) to maintain muscle without joint impact
- NSAIDs (Carprofen, Meloxicam) for pain and inflammation — prescription only, never human NSAIDs
- Joint supplements: glucosamine, chondroitin, omega-3 fatty acids (modest evidence of benefit)
- Physical rehabilitation (canine physiotherapy)
Surgical Options
- Triple Pelvic Osteotomy (TPO): For young dogs with no arthritis yet — reshapes the socket for better joint coverage. Best results before 18 months.
- Femoral Head Ostectomy (FHO): Removes the femoral head, allowing scar tissue to form a "false joint." Good for smaller dogs and those not candidates for total hip replacement.
- Total Hip Replacement (THR): The most effective surgical option — replaces the entire hip joint with a prosthetic. Success rate over 95% in appropriate candidates. Cost: $3,500–$7,000 per hip.
Long-Term Management
- Maintain ideal body weight (the most impactful single thing you can do)
- Non-slip surfaces at home (rugs over hardwood/tile)
- Ramps for cars and furniture access
- Orthopedic foam beds (reduce pressure on joints)
- Regular, low-impact daily exercise (inactivity worsens muscle atrophy)
- Monitor pain levels and adjust medication with your vet as needed