Thumb tenosynovitis is most common in people who use their fingers frequently or in occupations such as middle-aged women, manual laborers, and people who often use a mouse. At present, the treatment of thumb tenosynovitis may include conservative treatment, drug treatment, surgery and rehabilitation physiotherapy according to the specific condition. 1. Conservative treatment: It mainly includes rest and local braking, and in the early stage of the disease, a brace can be worn to assist braking, and the thumb and hand activities can be avoided as much as possible to reduce the pain. 2. Medication: In addition to commonly used over-the-counter medications, other drugs should be used under the guidance of a doctor to choose the most appropriate medication in full combination with the individual situation, different types of thumb tenosynovitis medication is different, should be identified when taking, such as available aspirin anti-inflammatory and pain relief. 3. Surgical treatment: for patients with long or recurrent disease, and those who are not obvious after non-surgical treatment, tendinotomy or partial resection of tenosynovial sheath can be used to open up the tenosynovial sheath to release the nerve compression factors, so as to make the tendon return to normal activities; the surgical treatment for different types of tenosynovitis of the thumb is also different, and it needs to be differentiated. 4. Rehabilitation physiotherapy: For some types of tenosynovitis of the thumb, physiotherapy can be used under the guidance of doctors and therapists, such as the use of cryotherapy, thermal therapy, ultrasound drug infiltration therapy and iontophoresis, which can alleviate the pain and inflammation of the hand. If you have symptoms of tenosynovitis, you should seek medical attention and follow the doctor’s instructions.