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pterygium unguis; pterygium of nail; dorsal pterygium
Etiology: - lichen planus Pathology: - scar tissue between the proximal nailfold & nail matrix Clinical manifestations: - proximal nail fold skin grows out with skin of nail bed, resulting in triangular formation known as pterygiumRelated
pterygium (web eye)General
nail disease abnormal morphologic structure (malformation)References
- Wikipedia: Pterygium unguis https://en.wikipedia.org/wiki/Pterygium_unguis