Keep an eye on it
What it can look like. A general, vet-reviewed example — signs vary and this is not a diagnosis. When in doubt, ask your vet.
Thickened 'elephant' skin in dogs
Clinical name: Lichenification
Skin that has become thick, leathery and creased from months of irritation.

Where it shows uparmpits · groin · ankles
Typical patternArmpits, groin and ankles.
Linked allergy typesEnvironmental (atopy) · Food allergy
Food vs environmentalNon-specific (chronic).
What you can do
A sign the allergy has been going a while — worth a proper vet workup.
Don't confuse it with
Other causes a vet will want to rule out: chronic infection.
This is educational information, not a diagnosis or treatment plan. Always see your veterinarian about your dog's health.
