Figure 2From: Multiple oncogenic viruses identified in Ocular surface squamous neoplasia in HIV-1 patientsA. Representative photograph showing OSSN (A) and a closer view (B), C. H&E staining showing features of in situ carcinoma characterized by full thickness changes in nuclear: cytoplasm ratio, nuclear pleomorphism, dyskeratotic cells, and presence of koilocytes.Back to article page