Table 3.

C4d staining in C3GN in the setting of an autoimmune disease

Patient	Pathology Diagnosis	C4d	C3	C1q	Ig	Other
1	Mesangioproliferative GN	2	3	0	IgG 1+	+ ANA + dsDNA
2	MPGN/C3 GN	1–2	3	1	IgG 1+	+ ANA TRIS

ds, double stranded; TRIS, tubular reticular inclusions.