Slit-lamp (A, B) and histological (C, D) examinations 11 months after the initial presentation. The salmon-pink conjunctival tumor remains unchanged OD (A). The conjunctival tumor shows marginal regression after radiotherapy OS (B). Histologically, diffuse atypical lymphoid cell infiltration with plasma cells is observed OD (C, H & E staining), while small lymphoid cells infiltrate the stroma OS (D, H & E staining). Bar indicates 100 μm. OD, oculus dexter; OS, oculus sinister. Conjunctival lymphoma arising from reactive lymphoid hyperplasia. Fukuhara J, Kase S, Noda M, Ishijima K, Yamamoto T, Ishida S - World journal of surgical oncology (2012). Not Altered. CC.