Question 1

what causes allergy?

Accepted Answer

Immune reaction: Your immune system normally makes igg antibodies that recognize foreign proteins.  In patients with allergy, the immune system switches to making a ige antibodies for certain proteins.  The ige antibodies act as a detector of the specific protein that they are made to react with and trigger the allergic response when they come in contact with that protein.

Question 2

what causes allergies in people?

Accepted Answer

Immune response : People with allergies have an exaggerated immune response to an allergen like venom in a bee sting or cat saliva proteins found on fur or dander. When these allergens bind to receptors on the immune cells they cause a cascade of events to occur that result in various allergy symptoms like itchy eyes, runny nose, swelling, hives, and anaphylaxis in extreme cases.

Question 3

why am i allergic to so many things? what causes allergies?

Accepted Answer

Multifactorial: Allergies are associated with both environmental and genetic factors.  Usually there are 2 phases to allergy, a sensitization phase and an effector phase.  Sensitization usually occurs at one site (such as the skin, nose, lungs, or GI tract), then can spread to other sites once the body develops memory.

Question 4

what causes an allergy attack?

Accepted Answer

Acute allergy.: There are actually different types like the delayed ones. The common ones are the acute allergic reaction. You have allergy cells (eosinophils, basophils, mast) with receptors on the surface. The allergen (the cause) binds to those receptors, the cells lyse, recruit other cells, but the contents cause the blood vessels and surrounding tissue to react and cause the wheal and flare reaction.

Question 5

what could cause allergies all year long?

Accepted Answer

All year long.: Most commonly dust mites and molds and pets. In rare cases, what you work around.

Question 6

what causes my allergy-like symptoms if it's not allergies?

Accepted Answer

Many causes: Clarify by describing your symptoms. Non-allergic rhinitis can be just as bothersome and harder to treat. Allergies only trigger a fraction of asthma exacerbations - eczema and hives also. An allergist is trained in evaluating these conditions.

Question 7

what causes wheat allergies?

Accepted Answer

Wheat allergy: This is a genetic condition and allergies run in families. Sometimes what you become allergic to is influenced by what you are fed or exposed to as an infant.

Question 8

what causes pet allergy development?

Accepted Answer

Pet allergy: If you have an allergic predisposition, you can develop an allergy to almost anything, including pet dander with continued exposure. An allergist can help you by desensitizing you to pets and other allergens, see one for long term relief.

Question 9

have eaten softshell crabs and crabcakes for years. tell me please what causes crab allergies?

Accepted Answer

Shellfish protein: The part of the crab (or shellfish) that most commonly leads to allergy is the protein found in the food. I would recommend skin testing to crab and other shellfish at an allergist's office.

Question 10

what causes milk allergy in toddlers?

Accepted Answer

?true milk allergy ?: True milk allergy is uncommon and can develop over time for unknown reasons. Hives, facial swelling & frothy loose stools can be signs. Milk intolerance is relatively common. Kids can lose the gut enzyme needed to digest the milk sugar after diarrhea or naturally & end up with gassy loose stools. The transient form resolves over time.

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Doctor answers about:

What causes allergy

A member asked:

What causes allergy?

A member asked:

What causes allergies in people?

A member asked:

Why am i allergic to so many things? what causes allergies?

A member asked:

What causes an allergy attack?

A member asked:

What could cause allergies all year long?

A member asked:

What causes my allergy-like symptoms if it's not allergies?

A member asked:

What causes wheat allergies?

A member asked:

What causes pet allergy development?

A member asked:

Have eaten softshell crabs and crabcakes for years. tell me please what causes crab allergies?

A member asked:

What causes milk allergy in toddlers?

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