It can take up to a year for toenail fungus to completely resolve with treatment, and it can come back without proper preventative care.  Fortunately, there are many ways to prevent toenail fungus.

From trauma to a toenail fungus, there are many reasons why you may have a black toenail. Here's what it means, how to treat ...

Most children with onychomycosis have distal subungual onychomycosis, which requires systemic treatment. For this reason, the diagnosis of onychomycosis should always be confirmed by mycology culture.

longitudinal pigmented band (melanonychia striata), onychomycosis, and subungual exostosis. An x-ray of the distal digit should be performed if a fracture of the underlying phalynx is suspected.