What Is Arthritis in the Thumb?
Arthritis in the thumb, also known as basal joint arthritis or carpometacarpal (CMC) joint arthritis, occurs when the cartilage at the base of the thumb wears away. The carpometacarpal joint is located at the base of the thumb and is responsible for the thumb’s wide range of motion. In a healthy joint, cartilage covers the ends of the bones, allowing smooth movement and preventing friction. In arthritis, the cartilage begins to wear away, causing the ends of the bones to rub against each other, which leads to pain, swelling, reduced grip strength, and difficulty with hand function. The most common type is osteoarthritis, a degenerative disease that progresses over time and is associated with aging, but rheumatoid arthritis and post-traumatic arthritis can also affect the thumb [1].
What Causes Arthritis in the Thumb?
- Osteoarthritis: Age-related cartilage wear and tear at the thumb base.
- Rheumatoid arthritis: Immune system attacks the joint lining.
- Previous injuries or trauma: Fractures, sprains, or previous trauma can accelerate joint degeneration and increase the risk of thumb arthritis.
- Genetics: Family history increases risk.
- Joint ligament laxity: Joint ligament laxity, which can be hereditary, affects joint stability and increases the risk of developing thumb arthritis by promoting joint degeneration.
- Repetitive use: Overuse from work, hobbies, or sports.
- Gender: Women are more likely to develop thumb arthritis, especially after age 40.
Early diagnosis and intervention are key to slowing progression and maintaining hand function [2].
Symptoms of Thumb Arthritis
- Pain at the base of the thumb, especially with pinching or gripping
- Stiffness and reduced range of motion
- Swelling and tenderness at the thumb base
- Weak grip or difficulty opening or grasp objects
- Grinding or clicking sensations in the joint; a grinding sound or gritty feeling may be detected during movement, indicating cartilage wear
- Visible bump or deformity at the thumb base; arthritis can produce noticeable lumps due to bony spurs
How Is Thumb Arthritis Diagnosed?
Diagnosis involves a physical examination, review of symptoms, and imaging tests such as X-rays. In some cases, MRI or ultrasound may be used to assess cartilage and soft tissue. Early and accurate diagnosis is essential for effective treatment [3].
Treatments for Arthritis in the Thumb
In the early stages of thumb arthritis, non-surgical treatments are often effective.
The best treatment for thumb arthritis depends on the type, severity, and your individual needs. Options include:
- Lifestyle modifications: Activity modification, ergonomic adjustments, and weight management.
- Medications: NSAIDs, pain relievers, and disease-modifying drugs for inflammatory arthritis.
- Splinting: Thumb braces to reduce movement and pain.
- Physical therapy: Exercises to improve strength and flexibility.
- Injections: Corticosteroids or regenerative therapies for pain relief.
- Surgery: Reserved for severe cases (e.g., joint reconstruction or fusion).
Thumb arthritis is a very treatable condition, especially with early intervention.
Corticosteroid Injections
Corticosteroid injections deliver anti inflammatory medication directly into the thumb joint to reduce pain and inflammation. Relief can last from several weeks to a few months, but repeated use may weaken cartilage over time [4].
Hyaluronic Acid Injections
Hyaluronic acid acts as a lubricant and shock absorber in the joint. Some studies suggest it may help reduce pain and improve function in thumb arthritis [5].
Platelet-Rich Plasma (PRP) Injections
PRP therapy uses your own blood, processed to concentrate platelets and growth factors, which are then injected into the thumb. Research shows PRP can reduce pain and promote healing in some patients with thumb arthritis [6].
Prolotherapy
In recent years, Prolotherapy has built its reputation within the medical community for its clinically proven ability to treat arthritis in the thumb.
Published research has proven its pain-relieving, anti-inflammatory and regenerative benefits.
Prolotherapy involves injecting a natural regenerative solution with tiny needles. This has been shown to stimulate the production of collagen cells, the small cells needed to help with arthritis in the thumb.
As prolotherapy is helping to treat the root cause of arthritis in the thumb, it is deemed to be a permanent fix, preventing the symptoms from returning.
Disclaimer: The information provided in this section is for educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment. Prolotherapy may not be suitable for everyone, and outcomes can vary. Always seek the guidance of a qualified healthcare professional regarding your specific medical condition or treatment options. Never disregard professional medical advice or delay seeking it because of information you have read here.
Surgical Interventions for Thumb Arthritis
When non-surgical treatments are no longer effective in managing thumb arthritis, surgical interventions may be considered to relieve pain and restore function. Surgery for thumb arthritis is designed to address the underlying joint damage, reduce pain, and help patients regain the ability to use their hand comfortably in daily activities. For many individuals, surgical treatment can be a turning point, offering significant improvements in quality of life when arthritis in the thumb has become a persistent and limiting problem.
When Is Surgery Recommended?
Surgery is typically recommended for people with advanced thumb arthritis who continue to experience persistent pain, limited motion, and reduced grip strength despite trying other treatments. If you have already explored options like physical therapy, anti-inflammatory medications, and corticosteroid injections without significant relief, surgery may be the next step. Individuals with rheumatoid arthritis or other health conditions that affect the thumb joint may also be candidates for surgical intervention, especially if the arthritis is causing pain and interfering with daily tasks. Consulting with a specialist can help determine if surgery is the right option based on your symptoms, the severity of joint damage, and your overall health.
Common Surgical Procedures
There are several surgical procedures available to treat thumb arthritis, each tailored to the specific needs and severity of the condition:
- Joint Replacement: In this procedure, the damaged surfaces of the thumb joint are replaced with an artificial implant made from materials such as metal or ceramic. Joint replacement can relieve pain and restore movement, making it easier to perform everyday tasks.
- Joint Fusion: Also known as arthrodesis, this surgery involves fusing the bones of the thumb joint together. While this eliminates movement at the affected joint, it can provide lasting pain relief and improve stability, especially for those with severe thumb arthritis and significant loss of grip strength.
- Ligament Reconstruction: This procedure repairs or reconstructs the ligaments around the thumb joint to enhance stability and reduce pain. Ligament reconstruction is often combined with other surgical techniques, such as joint replacement or fusion, to achieve the best results.
- Trapeziectomy: This surgery removes the trapezium bone at the base of the thumb, which is often a source of pain and stiffness in basal joint arthritis. Trapeziectomy may be performed alone or alongside ligament reconstruction or joint replacement to further reduce pain and improve thumb function.
Each of these procedures is designed to address the specific challenges of thumb arthritis, whether it’s relieving pain, restoring movement, or improving grip strength. Your hand surgeon will recommend the most appropriate option based on your individual needs and the extent of joint damage.
Recovery and Expected Outcomes
Recovery from thumb arthritis surgery usually involves a period of rest and rehabilitation lasting several weeks. After surgery, you may need to wear a splint or cast to protect the thumb joint and support healing. Physical therapy is an important part of the recovery process, helping to restore mobility, build strength, and ensure the best possible outcome.
Most patients experience significant relief from pain and improved function following surgery for thumb arthritis. With proper care and a tailored rehabilitation plan, many people are able to return to their normal activities and enjoy a better quality of life. It’s important to work closely with your hand surgeon and follow their recommendations to achieve the best results. By exploring surgical treatment options, individuals with thumb arthritis can take proactive steps to reduce symptoms, relieve pain, and regain confidence in their hand function.
Case Study: Regaining Hand Function After Thumb Arthritis
Patient: Susan, 58, artist
Condition: Osteoarthritis at the base of the right thumb, unable to paint or grip objects
Treatment: 3 sessions of prolotherapy at ProHealth Clinic
Outcome: Susan reported a 70% reduction in pain and regained the ability to paint and perform daily tasks at her 6-month follow-up.
Are Treatments for Thumb Arthritis Safe?
Most non-surgical treatments, including prolotherapy and PRP, are considered safe when performed by experienced clinicians. Side effects are rare but may include temporary pain, swelling, or infection. Always consult a qualified practitioner to discuss risks and benefits [7].
How to Choose the Right Treatment for Thumb Arthritis
The best approach depends on your arthritis type, severity, lifestyle, and treatment goals. A thorough assessment by a specialist is essential. At ProHealth Clinic, we create personalised treatment plans, often combining therapies for optimal results.
Frequently Asked Questions
What is the fastest way to relieve thumb arthritis pain?
Rest, ice, and anti-inflammatory medications can provide quick relief. For longer-term results, consider splinting, physical therapy, or targeted injections.
Can thumb arthritis be cured permanently?
While there is no absolute cure for arthritis, regenerative treatments like prolotherapy can address the root cause and provide lasting relief for many patients.
How long do thumb arthritis injections last?
Corticosteroid injections may last weeks to months. PRP and prolotherapy can provide relief for up to a year or longer in some cases.
Is prolotherapy safe for thumb arthritis?
Yes, prolotherapy is considered safe when performed by trained professionals. Side effects are rare and usually mild.
When is surgery needed for thumb arthritis?
Hand surgeons may recommend surgery when conservative treatments fail and pain or loss of function is severe. Options include joint reconstruction or fusion.
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Author Bio
Having performed over 10,000 procedures, Mr Oliver Eaton is one of the UK’s leading practitioners in the field of treating arthritis in the thumb, with patients travelling to see him from across the UK, Europe, and the Middle East.
With over 12 years of clinical experience, Oliver is dedicated to helping patients understand their symptoms associated with arthritis in the thumb and providing effective treatment options to alleviate them.
He qualified in Prolozone Therapy and Prolotherapy in America with the American Academy of Ozonotherapy. He continued on to complete further qualifications at the Royal Society of Medicine, Charing Cross Hospital in London, Keele University’s Anatomy & Surgical Training Centre, and the medical department of Heidelberg University in Germany.
Over the years he has had the privilege of treating many elite-level athletes, including both Olympic and Commonwealth medallists.
Mr Eaton’s expertise has been featured in many national news and media publications, including The Telegraph, The Daily Mail, The Daily Express, Women’s Health Magazine, and The Scotsman.
References
- Wajon A, et al. Surgery for thumb (trapeziometacarpal joint) osteoarthritis. Cochrane Database Syst Rev. 2015;2:CD004631. Link
- Wolf JM, et al. Basal joint arthritis of the thumb. J Am Acad Orthop Surg. 2012;20(4):206-212. Link
- Swigart CR, et al. Thumb carpometacarpal arthritis: diagnosis and treatment. J Hand Surg Am. 2019;44(4):321-330. Link
- Vermeulen GM, et al. Injection therapy for carpometacarpal osteoarthritis of the thumb. J Hand Surg Am. 2011;36(2):282-290. Link
- Fuchs S, et al. Intra-articular hyaluronic acid compared to corticosteroid in thumb CMC joint osteoarthritis. Osteoarthritis Cartilage. 2006;14(1):82-88. Link
- Malanga GA, et al. PRP and regenerative medicine for hand and wrist conditions. Phys Med Rehabil Clin N Am. 2016;27(4):913-923. Link
- Rabago D, et al. Prolotherapy in primary care practice. Prim Care. 2010;37(1):65-80. Link
Disclaimer: This article is for informational purposes only and does not substitute for professional medical advice. Always consult your healthcare provider before making treatment decisions.