Ocular surface squamous neoplasia, melanocytic neoplasms, and sebaceous carcinoma may extend from adjacent structures to involve the cornea. In rare cases, squamous neoplasia may arise primarily in the corneal epithelium. See Chapter 5 for more information on this topic.
Excerpted from BCSC 2020-2021 series: Section 4 - Ophthalmic Pathology and Intraocular Tumors. For more information and to purchase the entire series, please visit https://www.aao.org/bcsc.