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. 2017 Jun 16;96(24):e6934. doi: 10.1097/MD.0000000000006934

Figure 5.

Figure 5

The results of immunohistochemistry. Infiltration of the pituitary by the plasma cells below the mucosa of the saddle area, with multinucleated giant cells seen locally and small patch-like inflammatory exudate; immunohistochemistry: IgG (+), IgG4 (partial +, accounting for 40% of IgG-positive cells, >10 cells in high power field), CD68 (scattered +), Syn (small focus locally+), CK (nasal mucosa epithelium +), Ki-67 (20%), Bcl-2 (partial+), CD3 (scattered +), CD20 (scattered +), Kappa (++), Lambda (+); no obvious pituitary.