IgG1 443 mg/dL (N 330-1065), IgG2 57 mg/dL (N 57-345), IgG3 50.5 mg/dL (N 7.5-125.6), IgG4 <2.0 mg/dL (N 1.8-115.5), and total IgA 28 mg/dL (N 33-235).