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Doctor insights on: Allergy Tree

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Have there been any allergies (plants, trees, etc.) identified as occurring between early october and early november in the san francisco bay area?

Have there been any allergies (plants, trees, etc.) identified as occurring between early october and early november in the san francisco bay area?

Grass: Fall weed pollenation typically concludes by the end of sept however, late rains can result in a second wave of grass pollenation. Rains and warm weather can also result in high mold in the air. Go to pollen.Com for local pollen counts in your area. ...Read more

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Dr. John Chiu
2,479 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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Can you tell me about an anaphylactic allergy to tree nuts when i was 12.. For the less common food allergies I have it obviously isn as well but nuts!?

Can you tell me about an anaphylactic allergy to tree nuts when i was 12.. For the less common food allergies I have it obviously isn as well but nuts!?

Unclear question: Tree nut allergy usually does not remit. You may be allergic to some, but not all tree nuts. The most common food allergies are to nuts, peanut (a legume), shellfish (related to insects), fish, egg white, cow's milk, soy and wheat. Unless you have symptoms with foods other than tree nuts, you may be allergic only to them. If you suspect others, make a food diary and go to an allergist/immunologist. ...Read more

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How do you deal with your child's nut (tree nut) allergy? What common tree nut foods are all over the place?

How do you deal with your child's nut (tree nut) allergy?  What common tree nut foods are all over the place?

Read labels: You become an expert in reading labels and asking questions when you eat out. If the allergies are severe, the a medic alert bracelet or necklace is indicated. Having an Epipen (epinephrine) on hand at all times is essential. Almonds, pecans, and walnuts are common in foods so you ask in restaurants if foods can be prepared separate from such foods. Education in your child's school, making his foods, etc. ...Read more

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Allergies to olive trees? Would that test only be right for the pollen?

Allergies to olive trees?  Would that test only be right for the pollen?

Yes: If you tested positive for "olive tree" then the test was for the pollen. You should have no problem with eating products containing or cooked in olive oil, and no problem eating olives. ...Read more

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What are the symptoms of tree nut allergies reaction?

Typical Allergy Sy: Tree nut allergy can present with runny nose, itchy nose and eyes, itchy skin, lip/tongue or throat swelling, hives, wheezing, asthma symptoms, belly pain, nausea, vomiting, passing out and rarely death. ...Read more

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How did i form my tree nut allergy?

How did i form my tree nut allergy?

Great question: Unfortunately, the exact reason people develop nut allergies is unclear. It is likely a combination of being genetically predisposed and environmental exposure. One theory is early exposure to lotions or oils containing nut protein applied to infants who have thin skin or eczema. The nut protein is absorbed and body senses it as "abnormal" and make allergic antibodies. Why in adults? Not sure. ...Read more

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What could cause a tree nut allergy?

What could cause a tree nut allergy?

Genes & environment: The tendency to develop allergies to foods & other innocuous environmental things is inherited. Allergy to tree nuts & peanuts probably occurs because exposure is too low during the critical period when the infant's immune system is sorting out self from dangerous stuff & foreign but safe stuff. Allergists currently think that early exposure to tree nuts might prevent allergy to these foods. ...Read more