<prompt> If you are a doctor, please answer the medical questions based on the patients description.I have Precordial Catch Syndrome and it is apparently not supposed to happenwake you up during sleep. This has happened a few times for me and I am currently over 12 hours including sleeping when the pain has not been relieved. Should I be worried?  <response>: Well, it is mighty hard to diagnose primordial catch and not have it be possibly something else. Most of the other causes are similarly 1 non-serious and 2 treated with NSAIDs about the same. There can be irritation of the rib joints Costco Chat Doctor. There can also be pneumonia, a tumor, angina, depression, anxiety, and probably many other disorders that can cause similar problems. Simple exam with simple tests can help eliminate some problems. 