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Doctor insights on: Can Allergies Cause Your Lymph Nodes To Swell

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Can allergies cause your lymph nodes to swell?

Can allergies cause your lymph nodes to swell?

Not usually: Environmental and food allergies do not cause lymph node swelling. Generally lymph node swelling is associated with infections and less commonly with some cancers. However, there are some uncommon medication allergies that have lymph nodes swelling; one is called dress (drug reaction with eosinophilia and systemic symptoms). ...Read more

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Dr. Joram Seggev
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Dr. John Chiu
2,193 doctors shared insights

Allergies (Definition)

Essentially allergies occur when your immune system goes crazy and decides to has to fight against things it should be ignoring. The immune system of people without allergies simply ignores the pollen in the air or the dander on their cat while an allergic person's immune system creates cells to fight against the pollen or dander. The allergic reaction causes the ...Read more


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Can allergies cause lymph nodes to swell?

Can allergies cause lymph nodes to swell?

Drug allergy can: Typical allergies to pollen, pet, mold, dust, food, bees, latex, etc do not cause swollen lymph nodes. There are drug allergic reactions including serum sickness and dress syndrome that can have enlarged lymph nodes. ...Read more

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Dr. Joram Seggev
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Can allergies cause the lymph nodes to swell?

Can allergies cause the lymph nodes to swell?

Not usually but...: Lymphatic system absorbs/carries things too big to go into the arteries/veins like bacteria eaten by white cells and digested food. Lymph nodes "taste" the lymph for anything bad like bacteria/viruses/cancers, etc. When it detects a problem, it alerts the immune system and your body reacts. They enlarge in response to the inflammation they create when they react. They shrink when all is well. ...Read more

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Can severe allergies cause lymph nodes to swell. One is 1.75 cm. Cervicle. On coroided artery. Been there 2 yrs. ?

Can severe allergies cause lymph nodes to swell. One is 1.75 cm. Cervicle. On coroided artery. Been there 2 yrs. ?

Monitoring Centers: Lymphatic system absorbs/carries things too big to go into the arteries/veins like bacteria eaten by white cells/digested food. Lymph nodes "taste" the lymph everywhere for bad stuff like bacteria/viruses/cancers, etc. When it detects a problem, it alerts the immune system and your body reacts. They enlarge in response to the inflammation they create when they react. They shrink when all is well. ...Read more

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The lymph nodes on the back of my neck seem to swell and hurt when my allergies flare up. Could allergies cause this and how can I relieve it?

The lymph nodes on the back of my neck seem to swell and hurt when my allergies flare up. Could allergies cause this and how can I relieve it?

Inflammation: Lymph nodes react to inflammation at times by swelling and tenderness. As long as they recede this is a benign situation. It's probable that inflammation of the nose and throat during allergic reactions are causing this in your case. Avoiding specific allergens and taking antihistamines, decongestants and tylenol may help. ...Read more

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Dr. Joram Seggev
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Can seasonal allergies cause swelling of the lymph nodes?

Can seasonal allergies cause swelling of the lymph nodes?

Yes: Seasonal allergies can cause localized node swelling if there is a secondary infection. Have it evaluated. ...Read more

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Can pet allergies cause mildly swollen submandibular lymph nodes? They are very soft and movable.

Can pet allergies cause mildly swollen submandibular lymph nodes? They are very soft and movable.

Monitoring Centers: Lymphatic system absorbs/carries things too big to go into the arteries/veins like bacteria eaten by white cells/digested food. Lymph nodes "taste" the lymph everywhere for bad stuff like bacteria/viruses/cancers, etc. When it detects a problem, it alerts the immune system and your body reacts. They enlarge in response to the inflammation they create when they react. They shrink when all is well. ...Read more

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What is a nasal drip and can it cause inflammed tonssils and lymph nodes and what i could do about it allergy to dust?

What is a nasal drip and can it cause inflammed tonssils and lymph nodes and what i could do about it allergy to dust?

No: Postnasal drips do not cause inflamed tonsils or enlarged lymph nodes . If you have both of these symptoms, you are likely suffering from a cold. As for allergy to dust, consider getting mite-proof encasing to cover the box spring, mattress, and pillows. Allergy shots may be needed if your symptoms are not easily controlled by medications such as antihistamine +/- a decongestant. ...Read more

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Can allergies cause swollen lymph nodes?

Usuallynot: What kind of allergies are you talking about? Is it nasal or some other area? where are the swollen lymph nodes located? You have to give us complete information...otherwise you will get incomplete answers! ...Read more

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Dr. David Schleimer
1,501 doctors shared insights

Swelling (Definition)

Swelling is the enlargement of organs, skin, or other body parts. It is caused by a buildup of fluid in the tissues. The extra fluid can lead to a rapid increase in weight over a short period of time (days to weeks). Swelling can occur all over the body (generalized) or only in one part ...Read more


Dr. Paul Carter
1,746 doctors shared insights

Hypersensitivity (Definition)

Hypersensitivity is a clinical term in which a normally tolerable trigger results in a larger than expected response. Examples include emotional responses to social situations, or sunburn from average amounts of sunlight that normally do ...Read more


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Dr. Joram Seggev
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