Male right chest suddenly hidden pain is considered angina, costochondritis, pleural disease, trauma and other diseases. 1. Angina: caused by coronary artery stenosis or occlusion, can be manifested as chest pain, chest tightness, dyspnea and other symptoms, mostly compression pain, exertion or emotional excitement easily triggered. 2. Costochondritis: manifested as swelling and pain in the anterior chest wall, the pain can be radiated to the back or abdomen, and the pain will appear when pressing the costochondral area. 3. Pleural diseases: such as tuberculous pleurisy, manifested as chest pain, chest tightness and other symptoms, mostly accompanied by low fever, night sweats and other systemic symptoms. 4. Trauma: local soft tissue injury or rib fracture caused by extrusion or impact, manifested as chest pain, chest tightness and other symptoms, cough or deep breathing pain can be aggravated. Male right chest sudden vague pain can also be seen in other causes, it is recommended that the patient timely medical treatment, so as not to delay the condition.