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Doctor insights on: Allergen D Farinae

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Skin prick allergy test with green duo tip. D.pteronyssinus=Wheal:7, Flare:15 (mm);D.Farinae=Wh:6, Flare:15.How mild/moderate/severe my dust allergy is?

Skin prick allergy test with green duo tip. D.pteronyssinus=Wheal:7, Flare:15 (mm);D.Farinae=Wh:6, Flare:15.How mild/moderate/severe my dust allergy is?

Dust mite: Positive prick skin tests means there is a sensitivity to the allergen (i.e. Dust mite). The larger the size, the more likely the allergen will cause sxs. However, size does not correlate with symptom severity. ...Read more

Allergen (Definition)

A substance that can cause an allergic reaction. Common allergens include ragweed pollen, ...Read more


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Can stress (or anything other than the allergen) be a factor in the frequency or severity of a dust mite allergic reaction?

Can stress (or anything other than the allergen) be a factor in the frequency or severity of a dust mite allergic reaction?

Stress worsens: Our bodies are so complex, and we really only understand a fraction of how our bodies' systems interact with our environment. In general, chronic ongoing stress seems to worsen many illness. So yes, I'm sure stress has the potential to worsen allergy. It's good to make a concerted effort to lessen overall stress. See stress reduction techniques on health tap. ...Read more

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Can allergen sprays really work in controlling dust mite allergy symptoms?

Can allergen sprays really work in controlling dust mite allergy symptoms?

Unfortunately, no: To truly decrease dust mite symptoms, several measures are needed including encasements over bedding, hot water washing, reducing humidity and no carpet or frequent vacuuming. Some sprays kill mites, others denature mite proteins, but by themselves they are not sufficient to decrease symptoms. ...Read more

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With asthma, dust mite & food allergies, need I use 1) latex or organic wool/cotton mattress with or w/o allergen mattress cover & 2) organic bedding?

With asthma, dust mite & food allergies, need I use 1) latex or organic wool/cotton mattress with or w/o allergen mattress cover & 2) organic bedding?

Dust mite barrier: Covering your mattress with an impermeable dust mite barrier and washing sheets in hot water weekly as well as removing extra pillows and thick comforters are the most important steps to avoid dust mite allergy reactions. ...Read more

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What are common food allergens?

What are common food allergens?

Eight foods: Milk
eggs
peanuts
tree nuts such as almonds, cashews, walnuts.
Fish (such as bass, cod, flounder)
shellfish (such as crab, lobster, shrimp)
soy
wheat
the eight foods included in food allergy labeling account for an estimated 90 percent of allergic reactions. ...Read more

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What are common plant allergens?

What are common plant allergens?

Ragweed: Ragweed, mulberry, sage grasses are some of the more common plant allergens. ...Read more

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Do nachos contain any allergens?

Do nachos contain any allergens?

Yes: If your nachos contain chips (wheat) or cheese (dairy) these are very common food allergens. The other common food allergens are egg, peanut, soy, nuts, fish and shellfish. However, any food can potentially trigger a food allergic reaction. ...Read more

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What are the major food allergens?

8 foods/ food groups: The major food allergens are milk, egg, wheat, soy, peanut, tree nuts, fish and shellfish. These are responsible for roughly 95% of food allergies. ...Read more

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What's sensitization to allergen?

Immune response: In sensitization the immune system has recognized an allergen as foreign to the body & developed an elaborate mechanism to rid itself of the substance on re-exposure. Sensitization involves processing of allergen by dendritic cells that recruit t lymphocytes to instruct b lymphocytes to make a specific class of antibody, ige class, against the allergen. Ige binds to mast cells. You're sensitized. ...Read more

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How do they do allergen tests for eczema?

Eczema & Allergy: There are 2 types of dermatitis or eczema caused by allergy - contact dermatitis and atopic dermatitis. Contact dermatitis is like the rash you get with poison ivy and testing consists of a number of patches that are worn for 48 - 72 hours. Atopic dermatitis can be caused by food allergy and testing is done by skin prick with a drop of each suspected food and left on for 20 minutes. ...Read more

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Does facial rejuvenation contain allergens?

Facial Rejuvenation: Facial rejuvenation can be accomplished with a variety of topical treatments, injectable products, lasers, ipl or surgical procedures. A small number of patients can be allergic to the treatments, injectables or medications used to facilitate lasers, ipl or surgical procedures. Inform your doctor of any allergies you have so that those allergens can be avoided. ...Read more

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How is it that allergen tests for eczema work?

How is it that allergen tests for eczema work?

Not really!: While eczema is associated with allergies, and blood and skin tests for these are common, and can help minimize allergy problems by identifying the allergan, there is nothing other than that benefit! ...Read more

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How can I reduce allergy without avoiding allergens?

How can I reduce allergy without avoiding allergens?

Medicine: Allergy medicine can lessen allergy symptoms while allergy shots can help induce tolerance but avoidance of the allergen still is the best approach especially if medicines and allergy shots do not help enough. Good luck. ...Read more

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I'm curious as to what are allergens and what is allergy?

I'm curious as to what are allergens and what is allergy?

Overactive immunity: An allergy is an overactive immune response to allergens (typically proteins that are found in dust, mold, pollens, dander, foods, etc) that do not affect most people. The immune response is via ige (the allergic antibody) that triggers the release of chemical mediators (including histamine) when the allergen comes into contact with ige on mast cells in the nose, lung, GI tract etc. ...Read more

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Could exposing yourself to an allergen help cure the allergy?

No: An absolute no in case of food allergens, at least for now until science provides the way to do it, as for inhalant allergens, exposure by professionals is what's called specific immunotherapy, when allergists test patients and recommend dosage and regimen. ...Read more

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What causes allergic tonsillitis? Which are specific allergens?

What causes allergic tonsillitis? Which are specific allergens?

Tonsils not allergic: Tonsillar tissue is lymphatic in origin and function covered by mucosa. As such the mucosal lining could swell with any acute allergic reaction involving the mouth. However, I am unaware of any allergic reaction that would cause isolated acute tonsillar inflammation (tonsilliitis). ...Read more

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Do hives show up immediately after an exposure to an allergen?

Do hives show up immediately after an exposure to an allergen?

Often with 2 hours: Hives or urticaria caused by exposure to allergens (such as food) typically occur rapidly, often minutes but can occur up to 2 hours later. It is important to know that not all hives are due to allergy. ...Read more

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Are allergens in all foods, or just the ones that cause allergies?

Yes: Allergens are most commonly a protein although other molecules can sometimes be recognized as an allergen. So, yes most foods are allergens. An allergic reaction is caused by your immune system recognizing those unique proteins and causing a reaction. Luckily it is fairly rare, so other foods don't cause a reaction and you can eat them. ...Read more

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What determines whether an allergen causes anaphylatoxis or atopy?

What determines whether an allergen causes anaphylatoxis or atopy?

Your body: The degree of response your body mounts to the allergen determines the severity of the reaction. ...Read more

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How long does it take for hives to appear after an allergen contact?

How long does it take for hives to appear after an allergen contact?

Within minutes: With contact hives, such as after a dog lick, they appear with minutes. After eating food to which you are allergic your lips and mouth become itchy almost immediately and the hives will usually appear within minutes and over 90% of the time within 30 minutes. ...Read more

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Why do allergies get worse every time you are exposed to the allergen?

Why do allergies get worse every time you are exposed to the allergen?

Memory cells: Every time you are exposed there are memory cells created and when there are more, the recruitment of the inflammatory cells or allergy cells would be more and the reaction is more pronounced or even more violent than the past. ...Read more

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Has anyone found a good air-purifier for pet allergens? What brand, and what size?

Has anyone found a good air-purifier for pet allergens? What brand, and what size?

As providers: We are discouraged from endorsing specific devices. In general, consider investing in a hepa (high efficiency particulate air) filter air purifier. ...Read more

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How much time does it take to get an allergic reaction after contact with the allergen?

72-96 hours: The usual time period is 72-96 hours after exposure although more vigorous reactions can happen sooner. ...Read more

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How do you clean your home without being exposed to allergens that causes your asthma to get worse?

How do you clean your home without being exposed to allergens that causes your asthma to get worse?

Respiratory protect: First, don't use noxious chemicals in closed spaces, second, wear an n95 mask or other adequate face mask to keep dust out of you airway, and third, don't wait so long to clean. ...Read more

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How long does dog dander around the home remain an active allergen once a dog is removed from the home?

Possibly years: Persons who are allergic to animal dander often report trouble with an apartment or a previously owned home that was contaminated with animal allergens several years prior. Through cleaning may need to include carpet removal in some situations. ...Read more

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Asthmatics: how to clean your home without being expose to allergens that causes your asthma to get bad?

Asthmatics: how to clean your home without being expose to allergens that causes your asthma to get bad?

Use HEPA filters: Good vacuum cleaners have a hepa filter in their exhaust line to remove allergens before they get kicked up in the air; you should get a vacuum cleaner of this type. Wearing a dust mask while you clean, and a carbon-filter mask if your asthma is triggered by fumes from cleaning chemicals, will help as well. ...Read more

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Is one allergy shot containing multiple allergens as effective as many shots with one allergen per shot?

Is one allergy shot containing multiple allergens as effective as many shots with one allergen per shot?

Yes, but: Yes, but the most essential component to giving allergy shots is that the appropriate doses are given for each allergen. In other words it doesn't matter if you get a certain number of units of dog mixed with a certain number of units of cat, or if you get those doses in separate injections. Also allergists know which allergens can or cannot be combined. ...Read more

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What is the best air purifier for removing allergens and irritants from the air? What to look for when buying one?

What is the best air purifier for removing allergens and irritants from the air? What to look for when buying one?

HepA filter: Air filters in studies, have modest effects in allergy treatment. A study combining Hepa filters with dust mite prevention, and pet avoidance showed better symptom improvement. Combining avoidance measures with intranasal corticosteroid medications likely is better, and treating underlying conditions that affect allergies can have better effects. Allergy shots are likely most beneficial. ...Read more