(TOP) This gentleman had OSSN OS. He was treated with topical interferon eye drops four times a day for 4 months. After 4 months, the cancer was completely cured.
(CENTER) This is a professional pilot, who had OSSN in the right eye. Because of the possible surgical side effects and his professional dependence on his vision, he choose treatment with topical interferon. After 3 months of topical interferon eye drops, the cancer was completely cured, as seen on the right.
(BOTTOM) This gentleman had OSSN that was treated with three surgeries, each with recurrences. He was treated with local injections of interferon 3 mIU/0.5 cc to the ocular surface, which completely cured the cancer after six injections.