Case report. (A) White blood cell (WBC) counts were performed by The Ohio State University Clinical Laboratory using Beckman Coulter LH. WBC count is expressed over time as absolute numbers in thousands of cells per microliter (K/μL). (B) IgM, IgA, and IgG production was detected by The Ohio State University Clinical Laboratory using the immunoturbidimetric method (Synchron LX System). Values are expressed as milligrams per deciliter.