mythumb.co.uk

The first dedicated reference platform for thumb osteoarthritis

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Your expert partner in understanding and managing thumb osteoarthritis

Thumb osteoarthritis, also called rhizarthrosis, is a degenerative joint condition affecting the base of the thumb. Extremely common—especially among women over 50—it can cause pain, loss of mobility and difficulty performing everyday tasks.

Our mission is to provide clear, reliable and accessible information to help you better understand this condition.

This platform was created with the support of healthcare professionals. It brings together medical information, treatment pathways, practical advice and tools designed to support you throughout your journey.

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The most common osteoarthritis of the upper limb

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People estimated to be affected in the United Kingdom

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Philippe, 60, professional pianist

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Laurence, 68, right-thumb surgery

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Frequently Asked Questions

There are several options depending on the stage of the condition: adapting daily movements, wearing a splint, physiotherapy or medication. When these solutions are no longer enough to relieve the pain, surgery — with or without an implant — may be considered to restore comfort and mobility.

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Yes, most people are able to keep working by adjusting their tasks and movements. Early management, regular breaks and simple ergonomic adaptations can help reduce pain while staying active.

Yes, most people continue working by adjusting their tasks and hand movements. Early management, regular breaks and simple ergonomic adaptations help reduce pain while staying active.

The care pathway usually begins with your GP, who may then refer you to a rheumatologist, a hand surgeon or an orthotist depending on your needs. These professionals work together to provide the most appropriate support.

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No, thumb osteoarthritis is not limited to older adults. It can appear from the age of 40, especially in people who use their hands a lot at work or during leisure activities. Women are also more frequently affected after menopause.

Even though there is no guaranteed way to prevent thumb osteoarthritis, certain habits can help delay its onset: protecting your joints, avoiding repetitive thumb movements, strengthening the hand muscles and maintaining a healthy weight.

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