February 22, 2017
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De Quervain's Tenosynovitis

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What is de Quervain's tenosynovitis?

De Quervain's tenosynovitis is inflammation of tendons on the side of the wrist at the base of the thumb. These tendons include the extensor pollicis brevis and the abductor pollicis longus tendons, which extend the joints of the thumb.

What are causes and risk factors of de Quervain's tenosynovitis?

De Quervain's tenosynovitis can be brought on by simple strain injury to the extensor pollicis longus and abductor pollicis tendons (tendinitis). Often this form of tendinitis is a result of repetitive motion injury. Typical causes of de Quervain's tenosynovitis include stresses such as lifting young children into car seats, lifting heavy grocery bags by the loops, and lifting gardening pots up and into place.

Risk factors for de Quervain's tenosynovitis include the following:

  • Being female
  • Age over 40
  • African ethnicity/descent
  • Pregnancy

What are signs and symptoms of de Quervain's tenosynovitis?

De Quervain's tenosynovitis causes symptoms of pain and tenderness at the side of the wrist beneath the base of the thumb. Sometimes there is slight swelling and redness in the area.

Medically Reviewed by a Doctor on 8/10/2016

Source: MedicineNet.com
http://www.medicinenet.com/de_quervains_tenosynovitis/article.htm

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