Fig. 3From: Focal segmental glomerulosclerosis lesion associated with inhibition of tyrosine kinases by lenvatinib: a case reportFluorescent antibody screening. Immunofluorescence of IgG showed nonspecific staining, no linear pattern, and negative results. Only IgA, IgM, C3, and C4 were granular and slightly positive in the mesangial areas, and no staining of the loop wall was shown. Negative C1q was observedBack to article page