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Doctor insights on: An Allergy To Lemongrass

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What is allergy?

What is allergy?

Allergy: Is an exaggerated immunological reaction (sneezing, difficulty breathing, itching, skin rash) to substances (pollen, animal dander), situations or physical states that do not produce similar effects in most people. It can also be defined as altered bodily reactivity to an antigen when a person is first exposed, such as to bee venom, that is so severe that a second sting may be fatal. Hope this helps ...Read more

Dr. John Chiu
2,628 Doctors shared insights

Allergies (Definition)

Allergies occur when your immune system is triggered by envirionmental factors it should ignore--for example, pollen in the air, or dander on a cat or dog--and creates cells to fight against them. An allergic reaction typically causes itching, congestion, or drainage, and ...Read more


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What are allergies?

What are allergies?

See detail: Allergies are caused when a person makes an allergic antibody known as immunoglobulin e against a protein. This protein can be a food, pollen, mold, or medication. Allergic reactions can cause itching, swelling, redness in eyes, nasal passages, skin, GI tract, and in the lungs. ...Read more

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What is an allergy?

What is an allergy?

Abnormal reaction: An allergy is an abnormal, incorrect reaction of the immune system against substances we are exposed to in our environment. This includes environmental exposures, foods, drugs, etc.
Allergies must be differentiated from other reactions not mediated specifically through the immune system including irritants, intolerance, etc. In general, allergy involves the respiratory tract, skin, or GI system. ...Read more

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What causes allergy?

What causes allergy?

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. ...Read more

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Poly allergy syndrom?

Poly allergy syndrom?

Allergies: As a doctor, if I heard this it simply makes me think (1) you have allergies, asthma, eczema, etc.... Or (2) you have multiple allergies to pollens, medications, foods, stinging insects, etc... ...Read more

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Can allergy be cured?

Can allergy be cured?

Controlled: Allergy can be controlled with avoidance of known sources of allergy (pets, pollen, etc), medication taken consistently, and perhaps allergy shots. However we are not able to "cure allergy" but these measures help restore a good quality of life. ...Read more

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Symptoms of allergies?

Symptoms of allergies?

Allergy symptoms: Allergies can cause a large variety of symptoms: most common is hay fever (molds, dust, pollen) with watery runny nose, watery eyes & itching, nasal itch, sneezing, and congestion. Plant/tree/grass allergies can cause eczema, a skin rash, as can food allergies. Aerosolized allergens (pet dander, pollen, etc.) can cause asthma with chest tightness and wheezing. ...Read more

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Can allergy be treated?

Can allergy be treated?

Yes: The most important treatment for allergies is identification and avoidance as possible. For environmental allergies, new generation antihistamines, nasal steroid sprays and allergy injections are current standard of care. Food allergy treatment is avoidance and Epinephrine in case of an accidental exposure. Research is being done on food oral desensitization, but not yet ready for "prime time". ...Read more

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Are allergies inherited?

Are allergies inherited?

Yes.: Yes, we do see allergies in families. Your risk of allergies increases if one parent has allergies, and is even higher if both parents suffer from allergies. Interestingly, we are seeing that exposure to allergens may also play a part in the development of allergies in children. Rural areas, with high levels of plant and animal allergens, actually have lower levels of allergic disease in kids. ...Read more

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What is a popular allergy?

What is a popular allergy?

Poplar maybe?: Poplar is a tree and many people with springtime allergies have allergy to poplar tree pollen. ...Read more

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Can I outgrow my allergies?

Can I outgrow my allergies?

Yes: It is possible to outgrow any allergy, though some are more likely than others. ...Read more

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Could I inherit an allergy?

Could I inherit an allergy?

Yes: The tendency to develop allergies does run in families although each family member can be affected differently. ...Read more