Extensor Tendon and Flexor Tendon Injuries

Extensor Tendon

Extensor tendons are shallow seated, strong bands of tissue that allow the fingers the ability to straighten. These tendons connect to the bones in the fingers and thumbs as well as to the muscles of the forearm. 

See hand chart below that outline the extensor tendons and how they connect throughout the hand into the wrist. These injuries are diagnosed through physical exams, X-rays, ultrasound, or MRI imaging.

Flexor Tendon

The flexor tendons are strong bands of tissue that all the finger to bend or flex. These tendons connect the muscles of the forearm and hand to the bones with the fingers and thumb. Below is a chart identifying the path of the flexor tendon between the hand and wrist.


  • Difficulty bending, flexing, or straightening is an indication of either and extensor or flexor tendon injury.
  • Pain with bending, flexing, or straightening.
  • Finger stuck in a bent or straight position.
  • Visual injury

Treatment Options:

  • Medication to reduce inflammation and pain
  • Steroid Injections
  • Surgery (Surgical options vary depending on type of injury).


**Please call to schedule an appointment if you feel you have or have been diagnosed with an Extensor or Flexor injury at 844-919-4263.**

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