Patients with allergic conditions, such as asthma, allergic rhinitis, or atopic dermatitis, often have higher serum levels of total immunoglobulin (Ig)E compared with the general population. Although an elevated total IgE may indicate that the patient has an atopic condition, it provides no information about which condition or to what allergens the patient is sensitive.
Elevated levels of serum IgE can be indicative of various conditions. Common clinically important causes include allergies (e.g., asthma, hay fever), parasitic infections, atopic dermatitis, and certain autoimmune disorders. Additionally, immunodeficiency syndromes, such as Hyper-IgE syndrome, can lead to high IgE levels. It's important to consult an allergist or healthcare professional for proper evaluation
Skin testing — Immediate hypersensitivity skin testing (prick skin tests) is a quick and cost-effective way to identify the presence of allergen
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