“…73 Antemortem sera from fatal cases of toxic oil syndrome also contained elevated serum IL -2R and total IgE concentrations along with a high frequency of HLA -DR2 on chromosome 6. 76 Eosinophilia is a universal fi nding in toxic oil syndrome patients. Coronary arteries may exhibit focal fi bromuscular dysplasia and cystic myointimal degeneration with embolization.…”