Coincidental Occurrence of Schnyder Corneal Dystrophy and Posterior Polymorphous Corneal Dystrophy Type 3

Abstract

This case illustrates the coincidental occurrence of 2 rare and genetically distinct corneal dystrophies in a single patient. Furthermore, It highlights the need to perform comprehensive phenotyping in combination with appropriate genetic diagnostic testing to achieve an accurente diagnosis.

Keywords

• posterior polymorphous corneal dystrophy
• Schnyder corneal dystrophy
• coincidental findings
• ZEB1
• UBIAD1