Fig. 4From: Tubulointerstitial nephritis with monotypic lympho-plasmacytic infiltrates in a patient with primary Sjögren’s syndrome accompanied by IgA-type monoclonal gammopathyClinical course of this patient. s-Cr; serum creatinine, U-β2MG; urinary β2-microglobulin, s-IgG; serum IgG, s-IgA; serum IgABack to article page