Need diagnostic help. Have recurring Pericardial and Plural Effusions. Only16-20 mg Prednisone able to keep inflammation down. All standard autoimmune tests neg. Had HVC and treated 11 months interferon 3x wk 1997-1998. Have had several acute pancreatitis attacks Idiopathic (no alcohol in 30 years} 2014-2015 removal of gallbladder 2015 nothing really wrong with it, just a little sand. Currently... Stress test no blockages, pulmonary checks out fine, RA neg Lupus neg Sarcoidosis neg. I need to find out what is causing these effusions and get off the Predisone ASAP. Anybody with something similar?