Percentage Thymic masses 7 26. 1,3,5) Retroperitoneal fibrosis, sclerosing cholangitis, Riedel thyroiditis, and sclerosing mediastinitis are all associated with orbital pseudotumors
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Zen, Y, Kasahara, Y, Horita, K, Miyayama, S, Miura, S, Kitagawa, S, et al. 2005 Inflammatory pseudotumor of the breast in a patient with a high serum IgG4 level: histologic
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INFLAMMATORY PSEUDOTUMOR Inflammatory pseudotumor (IPT) is characterized by a proliferation of fibroblasts and myofibroblasts mixed with varying numbers of plasma cells, lymphocytes
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