Frequent question: How many extensor tendons are in the hand?

Abbreviation EPL
Full Name Extensor pollicis longus
Insertion Distal phalanx of thumb
Function Extends thumb IP joint
Origin Proximal ulna

What are the extensor tendons of the hand?

What is an extensor tendon? Extensor tendons, located on the back of the hand and fingers, allow you to straighten your fingers and thumb. These tendons are attached to muscles in the forearm. As the tendons continue into the fingers, they become flat and thin.

How many tendons are in the hand?

The human hand is made up of the wrist, palm, and fingers and consists of 27 bones, 27 joints, 34 muscles, over 100 ligaments and tendons, and many blood vessels and nerves.

Where are the extensor tendons located?

Tendons are cord-like extensions that connect muscles to bones. Extensor tendons are thin tendons located on the back of the hand, just under the skin. These particular tendons allow you to straighten your fingers and thumb and can be injured by a simple cut or jammed finger.

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Can extensor tendon heal on its own?

The tendon may take eight to twelve weeks to heal completely. Longer periods of splinting are sometimes needed. Your doctor will apply the splint in the correct place and give you directions on how long to wear it. Other treatment for an extensor tendon injury may include stitches (for cuts in the tendon).

How do you know if you cut your extensor tendon?

Symptoms of Extensor Tendon and Mallet Finger Injuries

  1. Inability to straighten the fingers or extend the wrist.
  2. Pain and swelling in fingertip.
  3. Recent trauma or laceration to the hand.
  4. Drooping of the end joint of the finger.

What does a torn ligament in hand feel like?

Signs of a ligament injury include pain and swelling that’s similar to many other hand and wrist injuries. The wrist may also look bruised or discolored, and feel painful for several weeks. In some cases, a ligament injury may go undiagnosed, causing the joint to heal improperly.

How do you treat tendons in the hand?

Following a tendon injury, rest your hand and wear a bandage to compress your painful fingers. Apply ice and elevate your hand above your heart as much as possible to reduce pain and swelling. Then, seek professional medical attention to make sure you get complete, proper care for your injury.

Can tendons heal naturally?

Although many minor tendon and ligament injuries heal on their own, an injury that causes severe pain or pain that does not lessen in time will require treatment. A doctor can quickly diagnose the problem and recommend an appropriate course of treatment.

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How do you know if you have damaged a tendon in your hand?

Symptoms of traumatic tendon injuries include: Inability to bend finger joints. Numbness or tingling in fingertips. Pain when extending the fingers.

What tendon controls the middle finger?

In the hand, the flexor tendon attaches muscles in the forearm to the bones in the fingers. When the muscles contract, tendons bend the fingers. Each finger has two flexor tendons – one bends the middle joint, the other bends both the middle and fingertip joints.

Can extensor tendon heal without surgery?

When hand tendon repair is needed

Tendon damage can also cause pain and swelling (inflammation) in your hand. In some cases, damage to the extensor tendons can be treated without the need for surgery, using a rigid support called a splint that’s worn around the hand.

Can extensor tendonitis come on suddenly?

Most cases of tendonitis are from repetitive motion and develop over time. However, they can also occur because of a sudden injury.

How long does extensor tendon surgery take?

The wound will be closed with stitches and a rigid splint (a support to protect your hand) made of plaster will usually be fitted to stop you moving your hand and damaging the repaired tendons. If nothing else has been damaged, extensor tendon repair surgery can take around 30 minutes to complete.

Your podiatrist