Post-Traumatic and Avascular Necrosis Joint Care: How Arthroplasty Can Alleviate Pain and Restore Mobility


Post-traumatic joint pain or avascular necrosis-related pain can severely handicap you. Arthroplasty, a surgical procedure involving the replacement of the damaged joint with a prosthesis, could greatly improve your quality of life. In this article, we explore how arthroplasty relieves pain by restoring joint mobility and function. We discuss the circumstances where this procedure is indicated, the surgical process, and the postoperative period. Finally, we address the risks and long-term outcomes so you can make an informed decision regarding this therapeutic option.

Understanding Joint Trauma and Avascular Necrosis

Joint trauma and avascular necrosis are two conditions that can significantly impact joint health.

Joint trauma occurs when an joint experiences a blow or injury, such as a sprain, bone fracture, or ligament tear. These injuries can damage the joint cartilage and surrounding soft tissues.

Avascular necrosis, also known as osteonecrosis, occurs when blood flow to the bone is reduced, leading to the death of bone tissue. Hips, knees, and shoulders are the joints most commonly affected.

Both of these conditions can cause chronic pain, loss of joint mobility, and functional impairment. Over time, joint cartilage wear worsens, leading to arthritis.

Arthroplasty – or joint replacement surgery – is an effective therapeutic option in these cases. It allows for:

  • Relief of pain by removing damaged and irritating bone and cartilage.
  • Restoration of function and mobility by replacing the joint with an artificial prosthesis.
  • Improvement in the quality of life by reducing functional limitations.

Although arthroplasty is a major surgery, modern techniques and tailored rehabilitation often result in a pain-free and functional joint.

Symptoms and Diagnosis

Avascular necrosis of the femoral head is typically characterized by:

  • Groin or thigh pain, initially dull and progressively disabling.
  • Joint stiffness with a gradual limitation of hip mobility.
  • Sudden onset of symptoms following trauma or weight-bearing.
  • Difficulty in walking, climbing stairs, or rising from a chair.

Hip arthroplasty is indicated when:

  • A diagnosis of avascular necrosis is confirmed by MRI.
  • There is significant pain and functional disability despite conservative treatment.
  • Extensive involvement of the femoral head (stages III and IV) is present.
  • Collapse of the femoral head and deformation of the hip architecture.
  • Age is below 65.

The procedure should be considered before advanced secondary arthritis occurs to optimize functional outcomes. Early intervention can alleviate pain, restore mobility, and delay the need for total hip replacement.

Conventional Treatment Solutions

One of the conventional approaches to treating pain and restoring mobility is arthroplasty, also known as joint replacement. This surgical procedure involves replacing the damaged joint with an artificial joint.

There are different types of joint prostheses, such as hip, knee, shoulder, and ankle prostheses. The choice of prosthesis depends on the joint to be treated and the extent of the damage. Prostheses are made from various materials such as metal, plastic, or ceramic.

Arthroplasty can significantly improve mobility and reduce pain by replacing damaged joint surfaces. This surgical intervention is generally recommended when conservative treatment options like anti-inflammatory medications and physical therapy no longer effectively relieve symptoms.

Although arthroplasty is an effective solution, this major surgery is not without risks. Possible complications include infection, prosthesis dislocation, premature wear, and the need for revision surgery. Rehabilitation is also required following the procedure.

It is important to discuss in detail with your orthopedic surgeon the potential benefits and risks of arthroplasty. Your doctor can guide you toward the best therapeutic option considering your medical condition and treatment goals.

Arthroplasty as a Therapeutic Option

Arthroplasty can be an effective treatment option in certain cases of post-traumatic joint injuries or avascular necrosis.

Total hip or knee arthroplasty can significantly relieve pain and improve function in patients with severe arthritis resulting from prior trauma.

Partial arthroplasty may be considered to treat isolated femoral head or tibial plateau lesions associated with avascular necrosis.

Prosthesis revision may be indicated in cases of aseptic loosening of a preexisting prosthesis.

While arthroplasty involves major surgery, extended recovery, and the risk of complications, many patients experience significant benefits in terms of mobility and quality of life.

It is important to discuss in detail with your orthopedic surgeon to determine if arthroplasty is appropriate based on your age, activity level, joint condition, and medical history.

Finding a Good Orthopedic Surgeon in Montreal or Quebec

Identifying a good orthopedic surgeon is essential for receiving quality care and optimizing the outcomes of your arthroplasty. Here are some tips to assist you in your search:

  • Ask for recommendations from your family doctor or other healthcare professionals. Their personal referrals can be very helpful.
  • Verify that the surgeon is certified by the Royal College of Physicians and Surgeons of Canada and possesses expertise in reconstructive orthopedic surgery.
  • Choose a surgeon with extensive experience in the specific type of arthroplasty you need (hip, knee, shoulder, etc.).
  • Prioritize a surgeon who regularly operates in a reputable hospital or center in Montreal or Quebec.
  • Ensure that the surgeon takes the time to explain the procedure thoroughly and answer all your questions during the initial consultation.
  • Inquire about how many arthroplasties identical to yours the surgeon performs each year to assess their expertise.

Take the time to select your orthopedic surgeon carefully – this critical choice will greatly influence your surgical outcomes and recovery. Don’t hesitate to ask questions and compare multiple surgeons before making your decision.

For a consultation, please make an appointment with Dr. Benoit by filling out the following form, or contact his assistant at 514 331-1400


In summary, avascular necrosis and post-traumatic joint injuries can lead to chronic pain and debilitating loss of mobility. Total arthroplasty is often the only viable option to relieve your long-term symptoms. While surgery and rehabilitation require a significant investment of time and effort, this approach can greatly improve your quality of life. By discussing the risks and benefits with your orthopedic surgeon, you can determine if arthroplasty is the right solution for you. With the right support, you can regain mobility and comfort.