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. Author manuscript; available in PMC: 2012 Jul 1.
Published in final edited form as: Arthritis Rheum. 2011 Jul;63(7):2021–2030. doi: 10.1002/art.30381

Figure 2.

Figure 2

Labial salivary glands (LSG) stained with hematoxylin and eosin exhibiting focal lymphocytic sialadenitis (FLS): A. One LSG with a small lymphocytic aggregate that is minimally sized (> 50 cells) for inclusion in a focus score calculation. Original magnification X100. B. One LSG with four variously sized lymphocytic foci. Note normal appearing acini immediately adjacent to the lymphocyte aggregates, a characteristic feature of FLS. The entire specimen has a focus score of 3 foci per 4 mm2. Original magnification ×16. C. FLS with two prominent lymphocytic germinal centers and ductal hyperplasia with lymphocytic infiltration. Original magnification ×40.