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CONDITION

Shoulder Arthritis

Overview

What is Shoulder Arthritis?

Shoulder arthritis is a condition characterized by the degeneration of cartilage in the shoulder joint, leading to pain, stiffness, and reduced mobility. The shoulder consists of two joints: the glenohumeral joint (where the upper arm bone meets the shoulder blade) and the acromioclavicular joint (where the collarbone meets the shoulder blade). Arthritis can affect either joint, though the glenohumeral joint is most commonly involved in osteoarthritis. As the cartilage wears away, bones rub against each other, causing pain and inflammation.

What Causes Shoulder Arthritis?

Several factors can contribute to the development of shoulder arthritis, including:

  • Age-related wear and tear: Over time, cartilage naturally breaks down, leading to osteoarthritis.
  • Previous shoulder injuries: Fractures, dislocations, or repeated trauma can increase the risk of developing arthritis.
  • Rheumatoid arthritis (RA): An autoimmune condition where the immune system attacks joint tissues, causing inflammation and damage.
  • Post-traumatic arthritis: Arthritis that develops after an injury to the shoulder, such as a fracture or dislocation.
  • Rotator cuff tear arthropathy: Long-term rotator cuff damage can lead to arthritis due to joint instability.
  • Genetics: A family history of arthritis may increase susceptibility.

Signs and Symptoms of Shoulder Arthritis

The symptoms of shoulder arthritis can vary in severity and may worsen over time. Common signs include:

  • Pain: Often a deep, aching pain in the shoulder, worsening with movement and at night.
  • Stiffness: Limited range of motion, making daily activities such as dressing or reaching overhead difficult.
  • Swelling and inflammation: The joint may appear swollen due to inflammation.
  • Grinding or clicking sounds: Cartilage loss can cause bones to rub together, leading to crepitus (grating sensations or sounds).
  • Weakness: Muscle weakness due to pain and limited movement.

If you think you may have shoulder arthritis, please reach out to us today for an accurate diagnosis and personalised treatment.

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How is Shoulder Arthritis Diagnosed?

Diagnosing shoulder arthritis involves a combination of medical history, physical examination, and imaging tests:

  • Medical history and physical exam: The shoulder specialist will assess pain, range of motion, and joint stability.
  • X-rays: This will help to reveal cartilage loss, bone spurs, and joint space narrowing.
  • MRI or CT scans: These provide detailed images of soft tissues and assess the extent of joint damage.
  • Blood tests: These may be used to detect inflammatory arthritis, such as rheumatoid arthritis.
  • Joint aspiration: Fluid may be extracted from the joint to rule out infections or gout.

Risk Factors of Shoulder Arthritis

Certain factors can increase the likelihood of developing shoulder arthritis, including:

  • Age: More common in individuals over 50
  • Genetics: A family history of arthritis can increase risk
  • Previous shoulder injuries: Trauma from fractures, dislocations, or rotator cuff tears
  • Repetitive overhead activities: Common in athletes and workers using repetitive arm motions
  • Autoimmune diseases: Conditions like rheumatoid arthritis increase the risk of shoulder arthritis

Shoulder Arthritis Treatment

Treatment for shoulder arthritis focuses on relieving pain, improving function, and slowing disease progression.

Non-Surgical Treatments

  • Medications – Over-the-counter pain relievers and prescription anti-inflammatory drugs.
  • Physical therapy – Strengthening exercises improve joint stability and range of motion.
  • Steroid injections – Corticosteroids provide temporary pain relief and reduce inflammation.
  • Lifestyle modifications – Avoiding activities that exacerbate symptoms and maintaining a healthy weight.
  • Hot and cold therapy – Ice packs reduce swelling, while heat improves stiffness.
  • Assistive devices – Slings or braces may support the shoulder and minimize pain.

Shoulder Arthritis Surgery

If non-surgical methods fail to provide relief, shoulder arthritis surgery may be considered:

  • Arthroscopic Debridement – Minimally invasive procedure to remove loose cartilage or bone spurs.
  • Shoulder replacement surgery – Partial or total joint replacement to restore function.
  • Resection arthroplasty – Removal of part of the collarbone for acromioclavicular joint arthritis.
  • Reverse shoulder replacement – Used when rotator cuff damage accompanies arthritis.

Can Shoulder Arthritis Be Prevented?

While arthritis cannot always be prevented, certain measures can reduce the risk or slow its progression:

  • Maintain a healthy weight: Reduces stress on joints
  • Exercise regularly: Strengthens muscles and maintains flexibility
  • Avoid repetitive strain: Modify activities that place excessive stress on the shoulders
  • Practice good posture: Reduces strain on shoulder joints
  • Treat shoulder injuries promptly: Proper rehabilitation prevents long-term complications.
  • Eat a balanced diet: Nutrients like calcium and vitamin D support joint health
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FAQs on Shoulder Arthritis

No, arthritis is a progressive condition and does not heal on its own. However, symptoms can be managed with proper treatment, including medication, physiotherapy, and lifestyle adjustments. Early intervention can slow progression and improve quality of life.

No, while both conditions affect the shoulder, arthritis involves cartilage degeneration, whereas rotator cuff injuries involve tendon damage. However, long-term rotator cuff injuries can contribute to arthritis development.

Yes, regular exercise strengthens shoulder muscles, reduces stiffness, and improves range of motion. Low-impact activities such as swimming, stretching, and resistance training can be beneficial. However, high-impact exercises should be avoided to prevent worsening symptoms.

Shoulder replacement surgery may be recommended when pain becomes severe and non-surgical treatments no longer provide relief. If arthritis significantly affects daily activities and limits mobility, surgical intervention can restore function and alleviate pain.

Recovery varies based on the type of surgery. For total shoulder replacement, initial healing takes about 6–8 weeks, but full recovery, including regaining strength and motion, may take 3–6 months. Physiotherapy is essential for optimal results.

Many people with arthritis report increased pain and stiffness in cold or humid weather. Changes in atmospheric pressure can affect joint fluid, leading to discomfort. Keeping joints warm and staying active can help manage weather-related symptoms.