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My dog has facial eczema. Is it allergies or a fungal infection?

Updated On September 23rd, 2025

Pet's info: Dog | Labrador Retriever | Male | unneutered | 3 years and 3 months old | 70 lbs

My Labrador aged three years has had a patch of infected eczema on his face, currently being treated with antibiotics. Could the underlying cause of this be an allergy or a fungal infection?

1 Answer

Most Helpful Answer

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Answered By Ana M, DVM

Veterinarian

Published on July 19th, 2018

Thank you for submitting your question regarding Harry. If his skin lesion does not resolve with the antibiotics, then I would recommend skin tests. Skin scrapes are used to evaluate for mites and a fungal culture looks for evidence of ringworm. These are common causes of skin disease. Allergies can be harder to diagnose, but are seen frequently this time of year. Allergies can be to something in the environment, diet or even fleas. Lesions due to allergies typically respond to antibiotic and anti-itch medications, but can recur. I hope this information helps!

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