
Immunoglobulin E tests - DermNet
2019年2月11日 · How are IgE levels reported? The total IgE reference range depends on the age of the individual (it ranges from 0 to 4 kU/L in a newborn and 0 to ~148 kU/L in an older child or adult). The result of a specific IgE test is reported for a grouped allergen mix or an individual allergen. The table below shows how the results are typically rated and ...
Job syndrome (hyper-IgE syndrome) - DermNet
Very high levels of the ‘ allergy ’ immunoglobulin IgE in the blood; High levels of eosinophils in the blood. What is the cause of Job syndrome? The cause of Job syndrome is unknown but it is thought to be a specific genetic abnormality affecting chromosome 4q.
Guidelines for the diagnosis and assessment of eczema - DermNet
Onset occurs mostly between 3 and 6 months, with about 60% developing the condition before 1 year and 90% by 5 years of age. Most patients have elevated serum immunoglobulin ( IgE ) levels and a personal or immediate family history of atopy (type I …
Wiskott-Aldrich syndrome - DermNet
Wiskott-Aldrich syndrome patients often have elevated IgE levels and develop allergies. Immunodeficiency may affect both T and B lymphocyte function. Immune deficiency increases the risk and frequency of a wide range of infections including discharging ears, bacterial or viral pneumonia, bacterial skin infections and herpes simplex (cold sore ...
Kimura Disease - DermNet
Kimura disease primarily occurs in young males of East Asian heritage. However, there have been case reports of Kimura disease in people from other ethnic backgrounds (eg, Hispanic, Middle Eastern, African) and other age groups (eg, young children). The peak age of incidence is thought to be in the second and third decade of life.
Skin prick testing - DermNet
2013年2月1日 · Skin prick testing, Prick tests, Intradermal testing, Intracutaneous test, Scratch test. Authoritative facts from DermNet New Zealand.
Atopy patch test - DermNet
The classic tests may have some value as screening tests for IgE hypersensitivity, but the atopy patch test may add specificity. The atopy patch test does not replace the classic methods of diagnosis of IgE-mediated allergy [1]. Predictors of positive atopy patch test reactions include: Increased specific serum IgE; Positive skin prick tests
Genital skin problems - DermNet
Genital skin problems, Genital itch, Genital pain. Authoritative facts from DermNet New Zealand.
Pollen-food allergy syndrome - DermNet
Any age group can develop pollen-food allergy syndrome once solid food is taken orally. Pollen-food allergy syndrome is the most frequent food allergy in adults. It starts in pre-school children and increases steadily with age. The true prevalence is probably underestimated due to a failure to diagnose. A UK study reported an average prevalence ...
Urticaria (Hives): a complete overview - DermNet
Avoid known allergens that have been confirmed by positive specific IgE/skin prick tests if these have clinical relevance for urticaria. Cool the affected area with a fan, cold flannel, ice pack, or soothing moisturising lotion. The physical triggers for inducible urticaria should be minimised; see examples below. However, symptoms often persist.