IgE (immunoglobulin E) is an antibody associated with allergic reactions and parasitic infections. It triggers the release of histamine and other chemicals from mast cells and basophils.
Category: Inflammation & Immune
Also known as: ige, total ige, immunoglobulin e, serum ige
Reference range: 0–100 IU/mL (Source: ABIM)
Standard unit: IU/mL
High values may indicate
High IgE levels may indicate allergic conditions (asthma, hay fever, eczema, food allergies), parasitic infections, hyper-IgE syndrome, allergic bronchopulmonary aspergillosis, or certain lymphomas.
Low values may indicate
Low IgE levels are usually normal. Very low levels may occasionally be seen in some immunodeficiency disorders.