Allergy and Immunology News of the Day

Health News of the Day is a daily summary made from the selected links I post on Twitter. It is in a bullet points format with links to the original sources which include 350 RSS feeds that produce about 2,500 items per day.

  • Utility of diagnostic tests in the follow-up of egg-allergic children: skin prick test (SPT) and specific IgE levels. An oral challenge should not be performed in egg allergic paediatric patients with either an egg white prick test above 7 mm or a white egg-sIgE determination above 1.3 KU/L, because there is a 90% probability of remaining allergic.

  • Prevalence of food hypersensitivity (FHS) in young adults: reported in 18%, confirmed in 1.7%. Most common allergenic food in young adults: peanut (0.6%), additives (0.5%), shrimp (0.2%), codfish, cow's milk , octopus, soy (0.1% each).

  • Major increase in allergic sensitization in school children in Sweden (1996-2006), sensitization to cat most common

  • Oral immunotherapy induces clinical desensitization to peanut, with significant long-term humoral and cellular changes

  • Defects along the T(H)17 pathway lead to genetically distinct forms of hyper IgE syndrome, some with normal STAT3

  • CDC launches a Web-based tool to track environmental exposure to diseases such as asthma and

  • Currently, many insurers consider exhaled nitric oxide testing investigational which means they will not pay for it.

Image source:, public domain.

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