Fungal pond infections are common infections the the fingernails or toenails that can cause the nail to become discolored, thick, and much more likely come crack and break. Infections are an ext common in toenails than fingernails. 1 The technological name because that a fungal nail infection is “onychomycosis.”

SymptomsNails with a fungal infection space often:

Discolored (yellow, brown, or white)ThickFragile or cracked

A fungal pond infection commonly isn’t painful uneven it i do not care severe.

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Some people who have actually fungal toenail infections likewise have a fungal skin infection on the foot, especially between the toe (commonly referred to as “athlete’s foot”).

How go someone acquire a fungal nail infection?

Fungal pond infections can be led to by many different varieties of fungi (yeasts or molds) the live in the environment. Little cracks in your nail or the surrounding skin can permit these germs to go into your nail and cause an infection.

Who gets fungal nail infections?

Anyone can obtain a fungal nail infection. Some civilization may be much more likely than others to acquire a fungal pond infection, including older adults and people who have actually the adhering to conditions: 2,3

A pond injury or pond surgeryDiabetesA dilute immune systemBlood circulation problemsAthlete’s foot (ringworm on the foot)PreventionKeep your hands and feet clean and also dry.Clip her fingernails and also toenails short and keep castle clean.Don’t walk barefoot in locations like locker rooms or public showers.Don’t share pond clippers with other people.Diagnosis

Your health care provider might diagnose a fungal pond infection by looking in ~ the affected nail and asking questions about your symptoms. That or she may additionally take a nail trimming to look at under a microscope or send come a laboratory for a fungal culture.


Fungal nail infections deserve to be difficult to cure, and they frequently don’t walk away without antifungal treatment. The finest treatment because that a fungal pond infection is usually prescription antifungal pills taken by mouth. In significant cases, a doctor could remove the nail completely. It deserve to take number of months to a year because that the infection to go away.

Information for health care Professionals

Onychomycosis deserve to be classified right into several subtypes based upon the beginning of the infection within the pond plate, the infecting organism, or the illustration of the nail. 4,5

Distal or lateral subungual onychomycosis: The many common kind of onychomycosis. Yellowish, brownish, or whitish discoloration begins under the distal leaf or political parties of the nail and also spreads over the entire nail plate. The large toenail is most frequently affected, but all nails space susceptible.Proximal subungual onychomycosis: infection originates from the proximal nail fold and spreads distally. T. Rubrum is the major causative agent in the joined States.Superficial onychomycosis: Fungi attack the superficial class of the pond plate and also spread deeper into the nail plate together the epidemic progresses. Lesions are frequently white and are most regularly caused by T. Mentagrophytes.Endonyx onychomycosis: pond bed is not connected in the infection; only the internal of the pond plate is infected.Totally dystrophic onychomycosis: Often a authorize of end-stage distal or proximal subungual onychomycosis. Pond bed is thickened and also raised through copious keratotic debris.

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Yeast onychomycosis: Affects fingernails much more commonly 보다 toenails, and is frequently caused by Candida. Might be a authorize of basic immunodeficiency.