Pressing pain on the edge of the right lower rib cage may be due to trauma, intercostal neuritis and costochondritis. 1. Trauma: the patient’s chest lower ribs are collided, which may lead to local soft tissue contusion or right lower rib fracture, when this happens, the patient will have the symptom of localized pressure pain. When the situation is serious, there may be local tissue edema, fever, persistent pain and other symptoms. 2. Intercostal neuritis: the main clinical symptom of intercostal neuritis is localized pain in the chest, due to the different locations of intercostal nerves, the site of pain is not fixed, and it can occur in the edge of the right lower rib cage. When the symptoms are mild, the pain is not obvious, but the pain will be aggravated by pressing. 3. Costal chondritis: Costal chondritis will lead to localized lumps and localized pain in the early stage of the symptoms is often not obvious, at this time the pain will be aggravated by pressing. Right lower rib edge pressure pain may also be due to liver and gallbladder disease, patients should go to the hospital in time for examination and treatment.