Diagnosis of Food Allergy Not an Easy Task

Most cases of food allergy occur when a person with particular genetic predisposition produces specific immunoglobulin E (allergy antibody) to the protein of a particular food.  When these IgE antibodies react with certain food, it triggers the release of histamine and other various chemicals from inflammatory cells, causing allergic symptoms which typically appear within minutes […]

Food Intolerance, Poisoning and Allergy

An estimated 11 million Americans, suffer from food allergies, which accounts for roughly 20.000 emergency room visits annually. Each year, as many as 150 to 200 people die from food-allergic reactions, involving severe swelling in the throat and cardiovascular collapse. Food intolerance, poisoning or allergies are not synonymous.  An undesirable reaction to a food such […]

Hives and Anaphylaxis in Food Allergy

An estimated 11 million Americans suffer from food allergies, which accounts for roughly 20,000 emergency room visits annually.  And, unfortunately, as many as 200 people die from food-allergy reactions each year.   But, food-allergy and intolerance are not the same. Food intolerance is an undesirable reaction to a food that does not involve food-related immune […]

Peanuts can Cause Severe Reactions

Most cases of food allergies occur when someone with a genetic predisposition produces specific IgE antibodies to the certain protein of a particular food.    When these IgE antibodies react to a specific protein, the release of chemicals from cells is triggered. Allergic symptoms include hives, swelling of the lips and tongue, trouble breathing, a drop […]

Milk, Lactose Allergies Differ

Two million — or 8 percent — of children in the United States are affected by food allergies. Common food allergies in kids include milk, eggs, soy, wheat, peanuts and tree nuts. Cow milk allergies can affect people of any age, but it is more common among infants. About 2 to 3 percent of infants […]

Allergies from Eggs Common in Kids

Egg allergies are one of the most common food allergies found in infants and children.  In general, reactions are not as severe as those from peanut, nut, shellfish, or fish allegeries, though severe reactions can occur. Most children outgrow egg allergies before five years of age, but some people suffer for a lifetime. The primary […]

Oral Allergy Syndrome

Raven, a 28-year old long distance runner, had a lengthy history of increased sneezing with a runny nose in the fall. After undergoing skin tests, her doctor diagnosed a ragweed allergy. She followed her doctor’s advice and began her daily run in the early morning. Her condition seemed under control. However, one day, when she […]

Seafood Allergy

According to a nationwide survey, nearly 7 million Americans, about 2.3% of the U.S. population, has a seafood allergy.  Shellfish allergy constitutes 1-50 people, while 1-250 have a fish allergy. Seafood allergy usually develops in late childhood and adulthood and is usually long-lasting.  Seafood allergy can cause mild symptoms, such as hives or lip and […]

Wheat Allergy and Celiac Disease

Wheat is a grain used to make a wide variety of foods.  Wheat allergy is one the most common food allergies in children, but may affect adult as well.  People with wheat allergy have IgE (allergic antibody) response to proteins (albumin, globulin, gluten) in wheat.  Most allergic reactions involve albumin and globulin.  Allergy to gluten are less […]

Tick-Meat Allergy

Nancy, a 45 –year-old park ranger, developed generalized hives, dizziness and difficulty breathing 4 hours after she ate a beef steak.  She recalled being bitten by ticks frequently since she works at the national park. While 90% of food allergy is from peanut, tree nut, fish, shellfish, wheat, soy, milk and egg, meat allergy is […]