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Hip Osteoarthritis

Hip arthritis produces deep groin pain that is often mistaken for a back problem. Remix Medical's Houston pain physicians use image-guided hip injections to find and treat the true source.

Hip arthritis is often mistaken for a back problem, because patients point to the groin and clinicians look at the spine. At Remix Medical in Houston, our pain management physicians locate the true source of hip and groin pain and treat it with image-guided intervention.

What is Hip Osteoarthritis?

Hip osteoarthritis is the degeneration of cartilage in the ball-and-socket joint formed by the femoral head and the acetabulum. As the cartilage thins, the joint space narrows, the bone thickens beneath it, and motion becomes painful and restricted.

The hip is a deep joint. Its pain does not stay put — it refers to the groin, the buttock, the lateral thigh, and frequently to the knee. A patient whose only complaint is knee pain sometimes has a hip that is the actual problem.

Common Causes of Hip Arthritis

1. Age and Cumulative Load

The most common contributor, and the least avoidable.

2. Femoroacetabular Impingement (FAI)

Subtle abnormalities in the shape of the femoral head or socket cause repeated abnormal contact, damaging cartilage and labrum over years.

3. Hip Dysplasia

A shallow socket concentrates force over a smaller cartilage surface.

4. Prior Fracture or Avascular Necrosis

Disruption of the blood supply to the femoral head causes bone collapse and secondary arthritis.

5. Inflammatory Arthritis

Rheumatoid and related conditions damage the joint directly.

Symptoms of Hip Osteoarthritis

  • Deep groin pain, often described as a C-shape gripped around the hip
  • Buttock or lateral thigh pain
  • Referred pain to the knee, sometimes as the only symptom
  • Stiffness getting out of a car, putting on socks, or crossing the legs
  • Reduced internal rotation — often the earliest objective sign
  • Limping, and a shortened stride on the affected side
  • Groin pain with pivoting or turning

How Remix Medical Can Help

Distinguishing hip pain from lumbar spine pain is the first job, and it is not always simple — the two commonly coexist. A careful examination of hip range of motion, combined with weight-bearing X-rays, usually settles it. Where it does not, a diagnostic intra-articular hip injection does: if local anesthetic in the joint substantially relieves the pain, the joint is the source.

Our treatment options include:

  • Hip joint injections under fluoroscopic or ultrasound guidance, both diagnostic and therapeutic
  • Radiofrequency ablation of the articular sensory branches for selected patients
  • Medication management calibrated to your kidney and cardiovascular status
  • Physical therapy referral for hip abductor strengthening and mobility
  • Coordination with our chiropractic and internal medicine teams where gait, weight, and spine are contributing
  • Referral for hip arthroplasty consultation when replacement is indicated
ApproachWhat it involves
Weight management + physical therapyReduces load on the joint and preserves function
MedicationsAnti-inflammatories and topical agents
Image-guided injectionsCorticosteroid or PRP to calm the joint and aid therapy
When to consider surgeryHip replacement for advanced arthritis that limits daily life

Relief from Hip Arthritis at Remix Medical

If you have been treated for months for a back problem while the pain sits stubbornly in your groin, it is worth examining the hip.

Signs & symptoms

Signs and symptoms to watch for

  • Deep groin pain, often described as a C-shape gripped around the hip
  • Buttock or outer thigh pain
  • Referred pain to the knee, sometimes as the only symptom
  • Stiffness getting out of a car, putting on socks, or crossing the legs
  • Reduced internal rotation of the hip
  • Limping, or a shortened stride on the affected side
  • Groin pain with pivoting or turning

When to see a specialist

Should you see a specialist?

See a pain specialist for persistent groin or buttock pain, stiffness putting on shoes or socks, or a limp — particularly if back treatment has not helped. Sudden inability to bear weight after a fall requires emergency evaluation for fracture.

Treatment options

Possible treatments

Frequently asked

Hip Osteoarthritis questions, answered

What are the first signs of hip arthritis?

Early on you may feel groin or outer-hip pain and stiffness, especially after sitting or first thing in the morning. Many people also notice trouble putting on socks or shoes.

Can hip osteoarthritis be treated without surgery?

Yes, for many people. Weight management, physical therapy, activity changes, and anti-inflammatory measures, sometimes with an image-guided injection, control symptoms for years.

Where is hip arthritis pain usually felt?

Most often in the groin, but it can radiate to the outer hip, buttock, thigh, or even the knee. That referred pattern sometimes makes it hard to pinpoint.

When is hip replacement necessary?

Replacement is considered when advanced arthritis causes pain that limits walking, sleep, and daily life despite non-surgical care. It's a quality-of-life decision, not an emergency.

What activities should I avoid with hip arthritis?

High-impact, repetitive pounding like running on hard surfaces tends to flare it, while swimming, cycling, and walking are usually well tolerated. The goal is to stay active without overloading the joint.

SpecialtyPain ManagementICD-10 codeM16.9Associated anatomyHip joint, femoral head, acetabulum, articular cartilage, labrum, groin

Also called Hip Arthritis, Coxarthrosis, Degenerative Hip Disease, Hip Joint Osteoarthritis

This page is for general education and is not a substitute for medical advice from your physician. Contact a Remix Medical clinician about your specific situation.

Updated July 9, 2026. Medically reviewed by Raju Mantena, DO.

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