Due to poor air quality, the Academy San Francisco offices will be closed Friday, Nov. 16. 

  • Part A courtesy of Anthony J. Lubniewski, MD; part B courtesy of Anjali K. Pathak, MD; parts C and D courtesy of George J. Harocopos, MD.
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    Ocular Pathology/Oncology

    Lymphoid lesions of the conjunctiva. Clinical appearance (“salmon patch”) in the inferior fornix (A) and in the bulbar conjunctiva (B). C, Histologic examination of benign lymphoid hyperplasia, showing normal follicular architecture, with a well-defined germinal center (G) and corona (C). D, Histologic examination of lymphoma shows a sheet of lymphocytes infiltrating the stroma, without well-defined follicles. Note the conjunctival epithelium (arrowhead).