To determine whether a sprained wrist has injured the bone, it is necessary to analyze the sprain with clinical symptoms, physical examination and imaging. 1. Clinical symptoms: If the bone is injured after a wrist sprain, it is easy to produce obvious pain and swelling in the wrist area, as well as limitation of joint movement, and the appearance of deformity may change. 2. Physical examination: If you suspect that you have injured a bone after a sprained wrist, you can go to the orthopedic department. Through physical examination, if you find localized bone friction and friction sound, you can initially determine that there may be a fracture phenomenon. 3. Imaging: If you suspect that your wrist sprain has injured the bone, you need to go through the imaging method to get a clear diagnosis. Generally speaking, X-ray examination will find the deformity of the local bone structure or the interruption of the continuity and integrity of the bone. If the symptoms of wrist sprain are more serious, you need to go to orthopedic examination to determine whether the sprain has injured the bone, and then targeted treatment to prevent the later impact on the wrist’s motor function.