Radial styloid tenosynovitis [de Quervain] digital illustration

Radial styloid tenosynovitis [de Quervain] Save


ICD-10 code: M65.4

Chapter: Diseases of the musculoskeletal system and connective tissue

Radial Styloid Tenosynovitis [de Quervain]: Causes, Symptoms, and Treatment

Radial styloid tenosynovitis, also known as de Quervain's tenosynovitis, is a common condition that affects the tendons on the thumb side of the wrist. This condition is caused by the inflammation of the tendons that control the movement of the thumb. It can cause pain, swelling, and difficulty with daily activities.

There are several causes of de Quervain's tenosynovitis. Repetitive activities that involve gripping or twisting, such as playing tennis or knitting, can put a strain on the tendons and lead to inflammation. It can also be caused by a direct injury to the wrist or a sudden increase in physical activity. Women are more likely to develop this condition than men, especially during pregnancy and the postpartum period.

The symptoms of de Quervain's tenosynovitis include pain and tenderness on the thumb side of the wrist, swelling, and difficulty moving the thumb and wrist. These symptoms can make it difficult to perform daily activities such as holding a pen, opening a jar, or turning a doorknob.

Treatment Options

There are several treatment options available for de Quervain's tenosynovitis. The first step is to rest the affected wrist and avoid activities that may exacerbate the condition. Ice packs and anti-inflammatory medications may also be recommended to help reduce pain and swelling.

  1. Physical therapy exercises can also help to improve flexibility and strength in the wrist and thumb. A physical therapist can develop a customized exercise program to help speed up the recovery process.
  2. A splint or brace may be recommended to immobilize the wrist and thumb, allowing the tendons to rest and heal. This can also help to reduce pain and swelling.
  3. In some cases, corticosteroid injections may be recommended to reduce inflammation and pain. However, this treatment should be used with caution, as it can have side effects such as weakening of the tendons.
  4. If conservative treatments do not provide relief, surgery may be recommended to release the affected tendons. This is usually only considered in severe cases that do not respond to other treatments.

Early treatment is important for de Quervain's tenosynovitis to prevent the condition from worsening and causing long-term damage to the tendons. If you are experiencing symptoms of de Quervain's tenosynovitis, it is important to seek medical attention to determine the best course of treatment for your individual needs.

Diagnosis Codes for Radial styloid tenosynovitis [de Quervain] | M65.4