What are the symptoms of allergic make contact with dermatitis and irritant?

Some new points to the examination of dermatitis: question : What are the symptoms of allergic contact dermatitis and irritant I just want to check with other pet owners, vet if my diagnosis is correct, since I've never heard of allergic speak to dermatitis and irritant in dogs. My dog ​​has sores all over his legs, which are extremely red. I have to maintain him from licking at it, simply because if he does, they bleed. This sounds like allergies or contact dermatitis you Finest

Itching Urticarial Rash