Aggressive Cholesterol Pericarditis With Minimal Effusion Masquerading as Treatment-Refractory Autoimmune DiseaseNovel Teaching Points oleh Tahir S. Kafil, MD, FRCPC, Elena Tugaleva, MD, FRCPC, Muhammad M. Hashmi, MD, Omar Shaikh, BHSc, Yehia Fanous, MD, Tahir Dahrouj, BHSc, Maged Elrayes, MD, Lin-Rui Ray Guo, MD, FRCSC, Rodrigo Bagur, MD, PhD, FRCPC, Nikolaos Tzemos, MD, FRCPC