Swelling of the finger with pain to touch, it is recommended to go to the hospital specialized hand surgery for detailed treatment, the physician after examination, examination to make a diagnosis, and then treatment. If there is no condition to consult a doctor in a short period of time, what should be done is to brake and rest. If you have suffered trauma, you need to be immobilized with a brace. On this basis, observe whether the symptoms are reduced, whether there are other changes or other accompanying symptoms. If the symptoms are more serious, you can take oral non-steroidal anti-inflammatory drugs, anti-inflammatory treatment to reduce swelling. Pay attention to the warmth of the finger, do not get cold, do not come into contact with adverse physical and chemical factors. After the above simple treatment, the condition can be temporarily observed, if the symptoms appear to worsen, finger dysfunction and systemic symptoms, we need to consult a doctor in time.