Fig. 4
From: Optical coherence tomography for ocular surface and corneal diseases: a review
Slit lamp photograph and AS-OCT of ocular surface squamous neoplasia pre and post treatment. a Slit lamp photograph of a papillomatous conjunctival lesion. b There is an abrupt transition from normal epithelium with thickened hyperreflective epithelium (arrow) on AS-OCT characteristic of ocular surface squamous neoplasia. c Slit lamp photograph showing complete resolution of the papillomatous conjunctival lesion after two cycles of 5-fluorouracil. d There is normalization of the conjunctival and corneal architecture (arrow) after two cycles of topical 5-fluorouracil on AS-OCT