Azathioprine Hypersensitivity Syndrome during Treatment of Severe Interstitial Lung Disease with Anti-Neutrophil Cytoplasmic Antibody-Associated Vasculitis

Figure 1

WBC, CRP, and Cr levels at about 4 months after the start of AZA and trends in PSL and AZA medication doses. Blood test results for the days indicated by the bold arrow are shown in Table 1. AZA: azathioprine; PSL: prednisolone.