The right side of the chest below the rib pain, may be caused by the following aspects: 1, may be local soft tissue contusion, this situation usually have a very clear history of trauma, such as moving things when accidentally sprained, or was hit by the injury and thoracic compression injuries, usually in addition to local soft tissue injuries, if the violence is relatively large and there may be rib fractures. If you want to exclude rib fracture, you can go to the hospital to check the chest X-ray, basically can be diagnosed. 2, there may be costochondritis, the right side of the chest of the 11th/12th rib end is usually rib cartilage, this place is aseptic inflammation, usually will appear pain. If the pain is severe, it may also be worse with deep breathing or chest exertion. If the local aseptic inflammation is more serious, there will also be localized redness, swelling, heat and pain.3, there may be hepatobiliary diseases, the most common is acute cholecystitis, its attack will usually be mainly in the right upper abdominal pain and Murphy’s sign is (+). Sometimes the pain also involves the right side of the back pain.