Symptoms and Signs of Allergic and Atopic Disorders Common symptoms of type I hypersensitivity allergic disorders include Rhinorrhea, sneezing, and nasal congestion (upper respiratory tract) Wheezing and dyspnea (lower respiratory tract) Itching (eyes, nose, skin) Signs may include nasal turbinate edema, sinus pain during palpation, wheezing, conjunctival hyperemia and edema, urticaria, angioedema, dermatitis, and skin lichenification.