Table 3

Summary of tissue IgG, IgG2 and IgG4 plasma cell counts with IgG2:IgG, IgG4:IgG percentages and IgG2:IgG4 ratios

Group 1
IgG4 with or without systemic disease
Group 2
Non-IgG4 Orbital inflammatory disorders
Group 3
Orbital autoimmune disorders
Tissue IgG count
Tissue IgG2 count
Tissue IgG4 count
IgG2:IgG percentage
IgG4:IgG percentage
IgG2:IgG4 ratio