Risk factors
By Mayo Clinic staffThe exact cause of thumb arthritis is unclear, but these factors increase your risk:
- Being female
- Being 40 years or older
- Having certain hereditary conditions, including joint ligament laxity and malformed joints
- Experiencing injuries to your basal joint, such as fractures and sprains
- Having diseases that change the normal structure and function of cartilage, such as rheumatoid arthritis
- Performing certain activities and jobs that put high stress on this joint
References
- Swigart CR. Arthritis of the base of the thumb. Current Reviews in Musculoskeletal Medicine. 2008;1:142.
- Arthritis of the thumb. American Academy of Orthopaedic Surgeons. http://orthoinfo.aaos.org/topic.cfm?topic=A00210. Accessed Feb. 2, 2010.
- Deune EG, et al. The patient with hand, wrist, or elbow pain. In: Current Rheumatology Diagnosis & Treatment. 2nd ed. New York, N.Y.: McGraw-Hill Medical; 2007. http://www.accessmedicine.com/content.aspx?aid=2729561. Accessed Feb. 2, 2010.
- Dias R, et al. Basal thumb arthritis. Postgraduate Medical Journal. 2007;83:40.
- 5. Arthritis: Base of the thumb. American Society for Surgery of the Hand. http://www.assh.org/PUBLIC/HANDCONDITIONS/Pages/ArthritisBaseofthe.aspx. Accessed Feb. 2, 2010.
- Osteoarthritis. National Institute of Arthritis and Musculoskeletal and Skin Diseases. http://www.niams.nih.gov/Health_Info/Osteoarthritis/default.asp. Accessed Feb. 3, 2010.
- What is arthroscopy? American Academy of Orthopaedic Surgeons. http://orthoinfo.aaos.org/topic.cfm?topic=A00109. Accessed Feb. 3, 2010.
- Looking after your joints when you have arthritis. Arthritis Research Campaign. http://www.arc.org.uk/arthinfo/patpubs/6055/6055.asp. Accessed Feb. 3, 2010.
- Wajon A, et al. Surgery for thumb (trapeziometacarpal joint) osteoarthritis. Cochrane Database of Systematic Reviews. 2009:CD004631.

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