The pain in the ribs below the right side of the chest may be due to the following reasons: 1. There may be local soft tissue contusions, which usually have a clear history of trauma, such as accidental sprains when moving things, or blows and compression injuries to the thorax, and generally, in addition to local soft tissue injuries, there may be rib fractures if the violence is high. If you want to exclude rib fractures, you can go to the hospital to check the chest X-ray, basically to confirm the diagnosis. 2, it may be costochondritis, the end of the 11th/12th ribs of the right side of the chest is usually dominated by costochondral bone, this place appears aseptic inflammation, usually appear pain. If the pain is more severe, there may also be an increase in pain with deep breathing or thoracic exertion. If the local aseptic inflammation is more serious, there will be local redness, swelling and heat pain. 3, there may be hepatobiliary disease, the most common is acute cholecystitis, the attack will generally be dominated by right upper abdominal pain and Murphy’s sign is (+). Sometimes the pain also involves the right side of the back pain.