A disease or deformity of the nail. There are many diseases that fall into this category, such as onychomadesis, onicocriptosis, paroniquia, onicólisis, melanoniquia, etc.
Onicosis
![](https://nailknowledge.org/wp-content/uploads/2023/03/image002.jpg)
A disease or deformity of the nail. There are many diseases that fall into this category, such as onychomadesis, onicocriptosis, paroniquia, onicólisis, melanoniquia, etc.