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What causes my dog's toenail to get a fungal infection?

Updated On September 23rd, 2025

Pet's info: Dog | Yorkshire Terrier | Male | neutered | 2 years and 5 months old | 11 lbs

What causes a dog to get a fungus on their toe nail?

1 Answer

Most Helpful Answer

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Answered By Dr. Dayna, DVM, CVA

Veterinarian, Certified Veterinary Acupuncturist

Published on November 4th, 2017

It is usually an infection of the nail bed. Dogs with allergies are more prone to nail bed infections as are dogs with hypothyroidism. However, I have had several patients who do not have these problems and have had nail bed infections. I hope Papi improves soon!

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