What Is Fingernail Fungus?


Quick Answer

Fingernail fungus is a fungal infection of the toenail or fingernail. The fungal infection can be caused by ringworm, yeast or mold, and leads to the destruction of the nail plate.

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Full Answer

It is more likely to get a fungal infection in the first toenail than the fingernails. An infected nail may have a white/yellow color or develop orange/brown streaks. The nail may also have a foul odor, and could even detach from the nail bed.

A fungal infection usually begins with the skin. The toenail can act as a reservoir that leads to re-infection or spreads the fungus to other parts of the body.

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