| Not knowing where you purchased your dog from and knowing the air quality and all the conditions where you live, it makes it tough for anyone to give you a definite answer. Many dogs are prone to inherent genetic defects due to poor breed practices and allergic reactions to many things are one of the end results. What exactly triggers them can really run the gamut. It could be a food allergy, grass allergy, pollen allergy,.... You did the right thing by going to your vet on this. Continue working with him/her. |