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.

Hypersensitivity to mosquito bites manifests primarily as local reactions with anaphylaxis being a very rare event. Necrotic skin reactions to mosquito bites have been associated with a newly recognized hemophagocytic syndrome. Three proteins (rAed a 1, rAed a 2, rAed a 3) shared by several mosquito species may be used as skin test antigens for the future -- Evidence lacking for insect bite treatments - NHS blog - Prophylaxis with oral anthisitamines is helpful.

In numbers:
0.001 = Fraction of a peanut given to children with peanut allergy at start of a trial designed to build up tolerance. 19,000 = Maximum number of dust mites found in a gram of household dust. 1 billion = Approximate number of pollen grains produced by a single ragweed plant each year. Each ragweed plant produces 1 billion pollen grains in a season that can travel up to 400 miles in the wind

Passive exposure of pregnant women to tobacco smoke associated with asthma- and allergy-related symptoms in children
CNN: What to do if you're allergic to your pet
CNN: Skateboarder's death underscores insect allergy risks. 5 percent of Americans are at risk for a severe, potentially life-threatening allergic reaction from insect stings -- TV report: Insect Bites (4-min video)
Video: Understanding Your Child's Asthma Plan
Image: Cold-Induced Urticaria - via @MatthewBowdish
Contact Dermatitis: A Learning Module by AAMC
Anaphylaxis: 36 Common Sense Ways to Reduce the Risk

August is officially the beginning of ragweed season

Medical news tweets are not research articles - they are 140-character messages - please always go to the original source, links, etc. The inclusion of a Twitter update (tweet) is not an endorsement or agreement of any kind. Tweets and links do not represent endorsement, approval or support. Image source:, public domain.

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