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Overview

Onychomycosis is a fungal infection that causes fingernails or toenails to thicken, discolor, disfigure, and split. If the problem is caused by a bacterium, the condition is called paronychia.

The nails of people with onychomycosis are initially a cosmetic concern. Without treatment, however, the nails can become so thick that they press against the inside of the shoes, causing pressure, irritation, and pain.


Causes

The primary fungi that cause onychomycosis are trichophyt...Read the full article