You can initially determine if you have tendinitis based on the typical symptoms of tendinitis, including characteristic pain, popping fingers and thumbs, and fever. Painful symptoms of tenosynovitis are mainly localized pain, pressure pain, and in some people, radiating pain. Snapping fingers and bunions are the characteristic symptoms of stenosing tenosynovitis. The main reason is that tenosynovitis can cause some plasma to leak out, and excessive plasma present in the joint cavity will lead to snapping when the joint moves. Septic tenosynovitis is often accompanied by systemic symptoms such as fever and arthritis. Snapping fingers and thumbs are the characteristic signs of tenosynovitis, which can be used to initially determine the possibility of tenosynovitis. The above symptoms are only common clinical manifestations of tenosynovitis and should not be used as a basis for self-judgment. If you suspect that you have tendovaginitis, we recommend that you consult a doctor as soon as possible for a clear diagnosis.