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Doctor insights on: Common Medical Allergies List

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Swollen node in neck for a year. Swells and shrinks without allergy, cold etc. No pain. No family history of medical issues. PCM says not worry. Common?

Swollen node in neck for a year. Swells and shrinks without allergy, cold etc. No pain. No family history of medical issues. PCM says not worry. Common?

May need diagnosis: It depends on the size of the lump. If it is less than 5 mm (1/4 inch) and has not changed in a year, it may be harmless. If it is larger or growing, might be helpful to try to find the cause. Infection is most likely, malignancy possible. Could be cyst or other tissue, rather than lymph node. ...Read more

Dr. John Chiu
2,630 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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How common are dog allergies?

How common are dog allergies?

Common: Allergic rhinitis including allergy to dogs is common, affecting 10-30% of people in the U.S. Rates seems to be increasing over time, particularly in urban areas. These statistic include all allergy sufferers (trees, grass, weeds, dust mites, molds, cats, dogs, etc). I don't have rates for dog allergy sufferers specifically. ...Read more

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How common are dairy allergies?

How common are dairy allergies?

Common: As food allergies go, milk is one of the more common offenders. More common in kids and there's a good chance they'll outgrow it. ...Read more

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What are some common allergies?

What are some common allergies?

Several: Inhalant allergies are to pollen, pet dander, dust mites, mold, venom allergies to stinging insects as bees, wasp, hornets and yellow jackets, contact allergies to cosmetics, jewelry, chemicals, drug allergies, food allergies, you name it.. ...Read more

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How common are allergies to onions?

How common are allergies to onions?

Onion Allergy: Not very although it is possible; just depends on what your allergic reaction is. Because onions grow in the ground, it might be that you are allergic to grass or weeds but have a cross-reactive reaction taking place called oral-allergy syndrome. ...Read more

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What's causing my common allergies?

What's causing my common allergies?

Pollen dust pets: Many things in the environment can cause allergies...Pollen pets food dust bees. An allergist can be very helpful in figuring it out for you
see www. Acaai. Org. ...Read more

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What are some symptoms of commin allergies?

What are some symptoms of commin allergies?

Allergies: Allergies to environmental allergens can cause runny nose, cough, sneezing, rash, itchy nose, itchy throat, post nasal drip. ...Read more

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What are the most common spring-time allergies?

What are the most common spring-time allergies?

Tree pollen: The most common spring-specific allergen is tree pollen. Grass typically pollinates in the summer, weeds in the fall. Perennial allergens are around all year, and include pets and dust mites. ...Read more

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What are the common factors that trigger allergies?

What are the common factors that trigger allergies?

Pollen dust pets: Many things in the environment can cause allergies...Pollen pets food dust bees. An allergist can be very helpful in figuring it out for you. ...Read more

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What are common symptoms you get with cat allergies?

What are common symptoms you get with cat allergies?

Symptoms: Similar to other allergies. Sneezing, runny nose, and watery & itchy eyes. You could possibly get hives from the cat saliva, if you are sensitive. Unlike tv ads would have you believe, specific allergen causes do not cause specific symptoms or require specific treatment. Although, food allergies are a different story. ...Read more

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What are the most common types of allergies in people?

What are the most common types of allergies in people?

Inhalant allergies: Allergies are developed through exposure so prevalence depends on which allergens are present in a given area. In general, tree, grass, and weed pollens, dust mites, cats dogs, and mold spores are the most common airborne allergens. ...Read more

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Why are some allergies moree common than others (like cats)?

Why are some allergies moree common than others (like cats)?

Exposure/foreignness: The frequency of an allergy is related to the amount of exposure that a population has and how likely a protein is to promote production of the allergic antibody. Proteins that are much different than those made by humans are more likely to cause this type of reaction. ...Read more

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Can you please list a few home remedies for coughing from allergies?

Allergies: Keep your home free of dust. Avoid carpet and clutter if possible. Try to figure out your triggers-perfumes/ pet dander/flowers/etc and rid your home of as many of these things as possible. ...Read more

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What should be engraved on my medical id bracelet if possible allergy to food?

What should be engraved on my medical id bracelet if possible allergy to food?

Anaphylaxis to...: Or you can use "life-threatening food allergies to..." and then list the foods. For kids there is allerbling (see photo). ...Read more

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What would be a significant or serious reaction to first time allergy shot? And how common is it?

What would be a significant or serious reaction to first time allergy shot? And how common is it?

Anaphylaxis: Severe reaction would be throat swelling, difficulty breathing, hives over body. That is why allergy shots should be given in office prepared for that with epi pens on hand and patients should stay in office for 1/2 hour after shot. Not very common though ...Read more

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How common is an allergy or intolerance to nightshade vegetables/foods? What are the typical symptoms?

How common is an allergy or intolerance to nightshade vegetables/foods? What are the typical symptoms?

Fairly: Allergy is likely rare but intolerance likely fairly common. Allergy to foods in the nightshades family in not that different from other allergy allergies although anaphylaxis must be very rare. As for intolerance, it can be almost anything with different people having different symptoms to a certain food. ...Read more

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Are latex allergies common?

Are latex allergies common?

Somewhat: Latex allergy is estimated to affect about 5-10% of the general population; the people most at risk of becoming sensitized to latex include patients requiring multiple medical procedures (such as children with spina bifida or people with urinary tract abnormalities), rubber industry workers, and health care professionals. Symptoms range from contact reactions to full-blown anaphylaxis. ...Read more

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What are common signs of a food allergy?

What are common signs of a food allergy?

Varied: Food allergy symptoms can be quite varied from hives, itching, swelling, eczema, trouble breathing, throat closing, coughing, wheezing, abdominal pain, vomiting, diarrhea. If multiple symptoms occur this is often called anaphylaxis. ...Read more

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Is it common to cough during allergies?

Is it common to cough during allergies?

A kind off: Most of patients get POT nasal drip to irritate trachea and bronchial tube. Drink hot salty fluid, does help ...Read more

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Is watermelon a common trigger for allergies?

Is watermelon a common trigger for allergies?

Possibly: There is something called oral allergy syndrome, where people who are allergic to ragweed, cannot eat the melon family. They get itching in the mouth and ears, and sometimes swelling. This occurs in people who are allergic to birch trees, and eat hazelnuts, or some fruits such as apple, plums, and nectarines. ...Read more

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How common are fish allergies?

How common are fish allergies?

About 1 in 200: A 2004 study by scott sicherer et al pegged an overall rate of seafood allergy in the us at a little over 2% - that's one in 50. Most of that allergy was reported for shellfish. The rate of fish allergy was 0.6% - less than 1 in a 100 and closer to 1 in 200 persons. ...Read more

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How common are peanut allergies?

How common are peanut allergies?

Approximately 1-2%: Rates of peanut allergies have increased over the past two decades. In 1997, only 0.4% of children had peanut allergies as opposed to 1.4% in 2008. The prevalence of combined peanut or tree nut allergies in children was 2.1 percent in 2008, compared to 0.6 percent in 1997.

In regards to adults, peanut and/or tree nut allergies remained steady among adults, with a rate of 1.3%. ...Read more

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Antibiotics allergies are how common?

Tricky question: Not as often as people think. Studies have shown that up to 80% of people reporting a medication allergy and not actually allergic to that medicine. Often with antibiotics the rash is actually due to the underlying infection being targeted with medication and not the medication itself. Talk to an allergist. ...Read more

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What are common signs of an egg allergy?

What are common signs of an egg allergy?

Egg allergy: Egg allergy can lead to a worsening of eczema, it can result in hives or swelling (angioedema) of the face, mouth or entire body. Symptoms can include vomiting and diarrhea. Egg anaphylaxis (severe reaction) is less common, but more serious. Egg allergy is more common in children than adults and the triggering protein is usually in the egg white vs the yolk. ...Read more

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What things in common does allergies and asthma have?

What things in common does allergies and asthma have?

"atopy": Both asthma and allergy (such as allergic rhinitis) are potential manifestations of what is known as "atopy." atopy means that someone has an underlying allergic inclination due to allergic antibody that can manifest as eczema, nasal or ocular allergies, food allergies, or asthma. About 60% or so of asthma is allergic or atopic asthma, but about 40% of asthma is not caused by allergy. ...Read more

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Are there any common causes of both asthma and allergies?

Are there any common causes of both asthma and allergies?

Yes.: Asthma often triggered by airborne allergens. Most common: danders, dust mites, trees, grasses, pollens, mold. Asthma may also be triggered by non allergens such as smells and perfumes. ...Read more

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I seem to have allergies to all antibiotics! Is this common?

I seem to have allergies to all antibiotics! Is this common?

No.: Sounds like you may have side effect, intolerance or adverse effect. True allergy is a very specific immune system response to challenge with a specific antigen. There are so many different antibiotics that specific allergy to "all of them" would be statistically very unlikely. ...Read more

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Are milk allergies common?

Are milk allergies common?

Yes: Somewhere between 2-5% of children will have a milk allergy. Many but not all will outgrow that allergy as they get older. By adulthood only 0.1-0.5% of people will have an allergy. However, milk intolerance (lactose intolerance) is extremely common in adults. While not a "true" allergy, it can cause gas and diarrhea when milk is drunk. This happens in 25% of caucasians and 90% of asians. ...Read more

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How common are latex allergies?

How common are latex allergies?

Less common: Once manufacturers stopped using cornstarch powder and spray molds, immediate-type reactions like sneezing and wheezing became much less common. Now latex allergy is rarely seen outside of high exposure groups such as health care workers and persons who have had multiple surgeries for spina bifida, genitourinary malformations, etc. ...Read more

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How common is mushroom allergy?

How common is mushroom allergy?

Very small: It is probably as small as 1% from eating a "pure" mushroom, however, it is higher (10-30%) in the multiply allergic population. ...Read more

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Are wheat allergies really common?

Are wheat allergies really common?

Wheat allergy: Wheat allergy is thought to be rare. Less than 1% of the population suffers from true food allergy to wheat. Also it is important to remember that true food allergy to wheat is different than gluten sensitivity / celiac disease. ...Read more

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What is the most common food allergy?

There are 8: Between 50% and 90% of all severe allergic reactions to foods are caused by only eight foods. The most common food allergies are: milk, eggs, peanuts, tree nuts, soy, wheat, fish and shellfish. ...Read more

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Are sunflowers a common cause of allergy?

Are sunflowers a common cause of allergy?

Rarely: In general insect pollenated plants have low allergy potential because the pollen is too heavy to be carried by air currents into your nose. Flowers are giant advertising signs for plants attracting insects to them with bright colors and interesting aromas. The plant trades nectar for a chance for its pollen to hitchhike from one flower to the next on the bug's back. ...Read more

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What is the medical term for a food allergy?

What is the medical term for a food allergy?

Medical term: There are several. Most allergists just say food allergy. If you want to get more specific you could say "IgE mediated food hypersensitivity". That would distinguish between a food allergy and another type of food reaction such as lactose intolerance which would not be classified as an allergy. ...Read more

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What is the medical term for ragweed allergy?

What is the medical term for ragweed allergy?

Ragweed: Allergy to ambrosia artermisifolia in the asteracea family but most of us call it a ragweed allergy. ...Read more