For adults, elevated levels of immunoglobulin E or IgE are above 423 international units per milliliter of blood, according to WebMD. Normal values of IgE rest between 3 and 423 international units per milliliter of bloo... More »

A normal IgE level for an adult is between 3 and 423 international units per milliliter or 3 to 423 kilo-international units per liter, states WebMD. Allergies, certain cancers, autoimmune diseases and infections cause e... More »

www.reference.com Health Medical Ranges & Levels

A normal IgE level ranges from 0 to 380 international units per milliliter, according to the Marshall University School of Medicine. IgE is an antibody that binds to allergens and triggers an inflammatory response. More »

Normal immunoglobulin E, or IgE, levels in children are 10 international units per milliliter for 1-year-olds. These levels increase to 100 international units per milliliter by the age range of 13 to 16, according to th... More »

www.reference.com Health Medical Ranges & Levels

A normal IgE level ranges from 0 to 380 international units per milliliter, according to the Marshall University School of Medicine. IgE is an antibody that binds to allergens and triggers an inflammatory response. More »

A normal IgE level for an adult is between 3 and 423 international units per milliliter or 3 to 423 kilo-international units per liter, states WebMD. Allergies, certain cancers, autoimmune diseases and infections cause e... More »

www.reference.com Health Medical Ranges & Levels

A high level of immunoglobulin A in the blood is indicative of a possible autoimmune disease, such as rheumatoid arthritis or systemic lupus erythematosus, according to WebMD. High IgA levels are also associated with liv... More »