Hello! Can u please elaborate on your symptoms ? Is it only chest pain ? If so where exactly on the chest do u have the pain ? since how long ? how s the severity ? has the severity increased recently all of a sudden ? any particular factor that u have noted to aggravate or relieve your pain ? What are the other complaints apart from chest pain ? you have mentioned bronchitis .. Is it your own diagnosis or opined by a physician ? Do you mean to say you have cough n phlegm as well .. apart from chest pain ? Do you smoke or drink ? How old are you ? It will be of help if you can provide these details. Coz a chest pain can be caused from something mild like musculoskeletal sprain to your narrowed airways due to bronchitis to cardiac problem . the differential diagnosis at this point are too many . Hence kindly consult a physician do get your examined , go for an EKG, echocardiography, Chest X ray for basic evaluation and get yourself treated soon .