Chest pain when pressed can be seen in a variety of situations, such as adolescent breast pain, costochondritis, intercostal neuritis and so on. 1. Adolescent breast swelling and pain: mainly seen in adolescent females, usually caused by breast development at this time, slight swelling and pain, usually disappears after the end of puberty; some adolescent females will appear before menstruation breast pressure and pain symptoms are obvious, after menstruation will be reduced, no special treatment. 2. Costochondritis: according to the different causes, it can be divided into infectious costochondritis and non-specific costochondritis, and the non-specific costochondritis may be related to viral infection, joint ligament injury and endocrine abnormality. Infectious costochondritis is persistent pain in a fixed position with obvious pressure pain; non-specific costochondritis only feels tightness in the chest when it is mild, and then chest pain appears slowly with seriousness of the disease, with obvious pressure pain. 3. Intercostal neuritis: mostly related to viral infection, trauma, nerve compression and other factors causing inflammation can also cause intercostal neuritis, manifested as pain from the back to the front of the band, pinprick pain, pressure pain is obvious. There are other causes of chest pain when pressed, it is recommended to consult a doctor for diagnosis in time to avoid delaying the condition.