TableĀ 2.

Patient's Immunochemistry at Presentation and Posttreatment, 2016-2017

Laboratory Test Date
TestReference RangePresentation and AdmissionDischargePosttreatment
11/17/1611/22/1611/22/1611/24/1612/6/161/25/173/21/17
Double-stranded DNA antibody (dsDNA)Negative 1:10Positive 1:2560Positive 1:2560Positive 1:20Negative 1:10
Anti-Smith antibody, relative units0.00-19.995.04
Antihistone antibody, units0.0-0.93.5
Cytoplasmic neutrophilic antibody<1:20 titer<1:20
Perinuclear antineutrophil cytoplasmic antibody (P-ANCA)<1:20 titer<1:20
Proteinase 3 antineutrophil cytoplasmic antibody (PR3-ANCA)Negative <0.4<0.2
Complement 3 (C3), mg/dL50-180716553120144
Complement 4 (C4), mg/dL11-441313113440
Anti-glomerular basement membrane antibody, units<1.0<0.2<0.2
Computed tomography urologyNegative