Carpal tunnel syndrome risk factors
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Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1] Dheeraj Makkar, M.D.[2] Associate Editor(s)-in-Chief: Joseph Nasr, M.D.[3]
Overview
The most important risk factors for developing carpal tunnel syndrome include: Anatomic factors, age, sex, inflammatory conditions, obesity, alterations in the balance of body fluids, other medical conditions
Risk factors
The most important risk factors for developing carpal tunnel syndrome include:
- Anatomic factors
- Wrist fracture
- Wrist dislocation
- Wrthritis
- People with smaller carpal tunnels may be more likely to have carpal tunnel syndrome.
- Age
- Carpal tunnel syndrome (CTS) most commonly affects adults between 40 and 60 years of age, with peak prevalence typically reported in the mid-40s to mid-50s.
- It is uncommon in children and young adults, except in cases with congenital anomalies, trauma, or systemic conditions (e.g., mucopolysaccharidoses).
- Prevalence increases with age due to cumulative repetitive strain, degenerative wrist changes, and higher incidence of comorbidities such as diabetes, hypothyroidism, and arthritis.
- CTS is more common in women, especially during perimenopausal years and in pregnancy, where hormonal and fluid balance changes contribute to median nerve compression.
- Sex
- Women, especially those taking birth control pills, going through menopause, or taking estrogen, have the highest risk of developing CTS
- Nerve-damaging conditions
- Chronic illnesses such as diabetes
- Inflammatory conditions
- Rheumatoid arthritis
- Obesity
- Alterations in the balance of body fluids
- Pregnancy
- Menopause
- Other medical conditions
- Kidney failure
- Hemodialysis:[1][2][3][4]
- Carpal tunnel syndrome is significantly more common in patients undergoing long-term hemodialysis.
- Risk increases with dialysis duration and is strongly associated with dialysis-related β2-microglobulin amyloid deposition within the carpal tunnel.
- Venous hypertension, subclinical access-related ischemia, and altered fluid dynamics from arteriovenous access may exacerbate median nerve compression.
- Symptoms are typically limited to the median nerve distribution, worsen at night, and lack ischemic features, helping differentiate from access-related hand ischemia.
- Hemodialysis:[1][2][3][4]
- lupus
- Hypothyroidism
- Multiple sclerosis
- Kidney failure
- Workplace factors
- Working with vibrating tools
- Assembly line
- Computer use
References
- ↑ Larson E, Lancaster T, Pelrine E,Werner B, Deal DN. Carpal tunnel release in the dialysis-dependent population: Incidence and outcomes. J Hand Microsurg. 2024;16(3):100056. doi:10.1016/j.jham. 2024.100056
- ↑ Kopeć J, Gadek A, Drozdz M, et al. Carpal tunnel syndrome in hemodialysis patients as a dialysis-related amyloidosis manifestation– incidence, risk factors and results of surgical treatment. Med Sci Monit. 2011;17(9):CR505-CR509. doi:10.12659/MSM.881937
- ↑ Kwon HK, Pyun SB, ChoWY, Boo CS. Carpal tunnel syndrome and peripheral polyneuropathy in patients with end stage kidney disease. J Korean Med Sci. 2011;26(9):1227-1230. doi:10.3346/jkms. 2011.26.9.1227
- ↑ Grant Y, Freilich S, Horwitz MD, Shemesh D, Crane J. Carpal tunnel syndrome in patients with arteriovenous fistula for haemodialysis: a narrative review of the current literature. J Vasc Access. 2021; 22(5):795-800. doi:10.1177/1129729820948690