Statistics from Altmetric.com
A 7-year-old boy was referred with a 3-year history of an asymptomatic, longitudinal depression of the right thumbnail. There was no history of trauma. He was otherwise well and taking no regular medications. Interestingly, his father, uncle and grandmother all have similar problems with their thumbnails.
On examination, there was a rough longitudinal groove running the length of his right thumb nail plate with accompanying transverse fissures giving the appearance of an inverted …
If you wish to reuse any or all of this article please use the link below which will take you to the Copyright Clearance Center’s RightsLink service. You will be able to get a quick price and instant permission to reuse the content in many different ways.