A retrospective study on ocular toxicities among 69 patients treated with EGFR inhibition for malignancy found that 22 patients developed MT or trichiasis in 12 months, of which 9 (13%) required removal or trimming of eyelashes due to irritation and 2 (2.9%) suffered corneal abrasion [12]. The gene discussed is EGFR; the disease is Trichiasis.