IgG4-Related Disease, the Malignancy Mimicker: Case Series from Bahrain

<div>Histological features of retroperitoneal mass in case 1. (a) Low-power magnification shows extensive sclerosis with mixed inflammatory infiltrate and occasional lymphoid aggregates. (b) High-power magnification shows obliterative phlebitis and numerous lymphocytes and plasma cells in the background.</div>

Case Reports in Rheumatology

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Figure 2

Figure 2: IgG4-Related Disease, the Malignancy Mimicker: Case Series from Bahrain 