The patient was a 33-year-old male. Because of difficulty in opening eyes in the morning and occasional aggravation of eye pain at night for 1 month, he went to Beijing Tongren Eye Center, Beijing Tongren Hospital affiliated to Capital Medical University. Past physical health, no history of ocular trauma, surgery or systemic disease. Other hospitals were diagnosed as dry eye and corneal epithelial lesions in both eyes, and were treated with sodium hyaluronate, calf blood deproteinized extract ophthalmic gel, pranoprofen and other drugs, but no significant improvement was seen. Full body physical examination: TGFBI genetic test negative. Eye examination: visual acuity was 0.1 for the right eye (1.0 after correction) and 0.1 for the left eye (0.8 after correction); IOP was 13 mmHg (1 mmHg =0.133 kPa) in the right eye and 14 mmHg in the left eye; Punctate and fingerprint-like corneal opacity in both eyes, obvious in the left eye (Quintessence Picture 1)。 Clinical diagnosis: corneal epithelial basement membrane dystrophy in both eyes; Refractive error in both eyes. (The picture in this article won the Excellence Award of TOPCON Cup Photo Exhibition of the 24th National Ophthalmology Academic Conference in 2019)