Symptoms of intermittent swelling in face. Such as eyelid, middle of forehead. They don t swell at the same time. This has been going on for 3 months. For the last little while when these symptoms flare, there is about 2 week period of headaches and flu-like symptoms after the swelling subsides. The swelling will come up every 2-4 weeks or so then go back down. Also, during this time, been diagnosed with extremely dry eyes. Nobody seems to know what is going on!! HELP!