Thumb Tendonitis or De-Quervain's syndrome is the inflammation of the thumb tendons caused by repetitive motion. It is a condition in which the tendons around the base of the thumb get inflamed leading to pain, swelling and even weakness in the joint.
*Main cause is the repetitive movements of the thumb and wrist. Eg. gripping, lifting objects, keeping the thumb in one position, wringing wet clothes.
*Direct injury to the thumb or wrist.
*Seen in new mothers as they keep straining the joint with the infant.
*Some inflammatory conditions like rheumatoid arthritis may also be the cause.
* Pain is felt at the base on the thumb side of the wrist. It may radiate till the forearm.
* The pain worsens with the thumb and wrist movements. Pain is generally associated with swelling.
* Pain and stiffness affect the range of movement of the thumb and the wrist.
* Weakness in the thumb and difficulty in lifting weight.
Seen in the age groups generally between 30-50. Women are more affected.
Place your thumb against your hand,make a fist with your fingers closed over the thumb. Now bend the wrist towards your little finger. The test is positive for De-Quervain's tendinosis if it hurts on the thumb side of the wrist.
* Avoid activities that cause pain.
* SPLINTS-Splinting can be done to hold the thumb and wrist. This avoids the painful movements and provides rest.
* ICING- ice the area to reduce inflammation.
* Anti inflammatory medications help to reduce pain and swelling.
* Modalities like laser therapy, ultrasound therapy and cold packs help in relieving pain and inflammation.
* Exercises are very helpful in - Reducing inflammation, Improve the range of movement & Strengthen and hence prevents the recurrence.
* Exercises should be done under the supervision of the physiotherapist, and then continued at home as per the home programme. These would include the thumb movements like - thumb lifts, thumb opposition and thumb flexion.
Also wrist strengthening is important and can be done by wrist flexion, wrist extension, wrist ulnar and radial deviation.
* Must to be done are the grip strengthening exercises and finger exercises using a finger exerciser or a rubber band.
If you have taken all these measures to alleviate the pain and it is not responding then your ortho would recommend for a corticosteroid injection or surgery.