Test Detail
Understanding the Test
Test Measures
Interpreting Results
FAQ's
Other Tests
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Written by
Dr. Betina Chandolia
BDS, MDS - Oral Pathology and Microbiology
Reviewed by
Dr. Ashish Ranjan
MBBS, MD (Pharmacology)
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Allergy - Food (Vegetarian), EIA

Allergy - Food (Vegetarian), EIA Includes 67 testsView All
You need to provide
Blood
This test is for
Male, Female
Test Preparation
  1. No special preparation required

Understanding Allergy - Food (Vegetarian), EIA


What is Allergy - Food (Vegetarian), EIA?

Allergy - Food (Vegetarian), EIA test is done in individuals with suspected allergies after consuming some vegetarian foods including vegetables like peas, brinjal, tomato, etc., nuts like almonds, walnut, etc., and starch foods like wheat, barley, rice, oat, etc. Allergies may occur because of certain proteins in these foods. This test identifies an allergy by measuring the total Immunoglobulin-E (IgE) antibodies in the blood, that are released by the immune system to protect the body against these allergy-causing foods (allergens). The allergic symptoms may include a runny nose, sneezing, coughing, itching, or swelling of the tongue, lips, or throat, diarrhea, stomach cramps, and vomiting. Medicines may be needed to manage the symptoms. However, the best treatment for an allergy is to avoid contact with or exposure to the allergen(s).

What is Allergy - Food (Vegetarian), EIA used for?

The allergy - food (vegetarian) test is done when a person shows signs and symptoms of allergies such as allergy on the skin like hives, dermatitis, and itching. One may also experience respiratory allergic reactions such as coughing, nasal congestion, sneezing, and other allergic reactions.

 

What does Allergy - Food (Vegetarian), EIA measure?

Contains 67 tests
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Total IgE

A Total IgE test measures the amount of IgE (immunoglobulin E) in the blood. Immunoglobulins are antibodies (proteins) produced by plasma cells (specific immune cells) when the body recognizes bacteria, viruses, other microorganisms, or any other unknown substances as harmful foreign antigens (allergy-causing substances or allergens) to the immune system.

Normally, IgE is present in very small amounts in the blood. It belongs to a class of immunoglobulins that includes five types of immunoglobulins: IgA, IgG, IgM, IgD, and IgE. The rise in the production of IgE is seen in cases of response to allergens in asthma or certain parasitic infections. Other allergens can include plant pollen, latex, pet dander, mold, eggs, peanuts, bee venom, strawberries, and other allergens substances. 

Know more about Total IgE

Orange

Grapes

Lemon

Pea

Brinjal

Tomato

Carrot

Potato

Tamarind

Onion

Celery

Lettuce

Cabbage

Spinach

Mushroom

Cucumber

Cauliflower

Ladyfinger

Radish

Coriander

Bitter Guard

Beans

Chilly

Strawberry

Apple

Melon

Mango

Banana

Pear

Pumpkin

Hazelnut

Groundnut

Almond

Coconut

Walnut

Milk

Curd

Butter

Cheese

Ghee

Toor Dal

Chana Dal

Urad Dal

Moong Dal

Rajma Dal

Wheat

Barley

Maize

Rice

Cloves

Cinnamons

Garlic

Zinger

Rye

Oat

Elachi

Bajari

Poppy

Black Pepper

Salt

Sugar

Tea

Coffee

Vinegar

Yeast

Tobacco

Interpreting Allergy - Food (Vegetarian), EIA results


Interpretations

 

QUANTITATIVE RESULT IN kUA /L

LEVEL OF ALLERGEN SPECIFIC ANTIBODY

SYMPTOM RELATION

<0.10

Undetectable 

Unlikely

0.10 - 0.50

Very low

Uncommon 

0.50 - 2.00

Low

Low

2.00 - 15.00

Moderate

Common

15.00 - 50.00

High

High

50.00 - 100.00

Very high

Very high

>100.00

Very high

Very high

1. High IgE levels are found in asthma, allergic bronchopulmonary aspergillosis, primary immunodeficiency, parasitic infections, inflammatory diseases and some cancers. 

2. Low IgE levels may be seen in auto-immune disorders. Clinical Utility: • Helps in screening and detecting allergies. 

3. Measures the overall quantity of immunoglobulin E in the blood, not the amount of a specific type. 

4. Antigen-specific IgE is the next step to identify the responsible allergen.

Answers to Patient Concerns & Frequently Asked Questions (FAQs) about Allergy - Food (Vegetarian), EIA


Frequently Asked Questions about Allergy - Food (Vegetarian), EIA

Q. How is the blood sample taken?

The healthcare provider takes a blood sample from the arm. The site from where the blood is to be withdrawn is cleaned with a swab of rubbing alcohol. This is then followed by inserting a small needle which has a tube attached to it for collecting blood. Once the sufficient blood for analysis is withdrawn, the needle is removed. The site is then covered with a gauze pad.

Q. Is there any risk associated with the withdrawal of blood sample procedure?

As such there is no risk but in few cases, bruising, bleeding, and infection at the puncture site can be seen. In very few cases, there can be swelling of the vein after the blood is withdrawn.

Q. Which reactions are not considered as allergic reactions?

Those reactions which do not occur by activation of the immune system are not considered as allergic reactions. These include food poisoning which is caused by bacterial toxins, genetic conditions such as lactose intolerance in which a person is unable to digest milk sugar, and gluten sensitivity in case of celiac disease. In addition to that, several medicines can also cause reactions as side effects in a few people.

Q. What is anaphylaxis and what are its signs and symptoms?

Anaphylaxis is a severe allergic reaction which is potentially life-threatening. It occurs within minutes when exposed to allergens in case of severe allergy. The signs and symptoms of anaphylaxis include skin reactions such as hives, itching, flushed or pale skin. It may also cause low blood pressure, constriction of the airways, swollen tongue, swollen throat, wheezing, difficulty in breathing, weak and rapid pulse, nausea, vomiting or diarrhoea, dizziness or fainting.
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