Pigweed, Rough (Common) Allergy IgE Blood Test
The Pigweed, Rough (Common) Allergy IgE Blood Test measures the IgE antibody levels in the blood to detect an allergy to common pigweed.
What is the purpose of this test?
Order this Pigweed, Rough (Common) Allergy IgE Blood Test, which measures the IgE antibody levels in the blood to detect an allergy to common pigweed. Common Pigweed is a plant that insects and wind can pollinate. It grows from 20 to 150 cm tall and produces a lot of pollen. It is found in pasturelands and farming fields. Its pollination period is between August and October, and it is present in many countries. Pigweed pollen can cause respiratory allergies like allergic rhinitis, allergic rhino-conjunctivitis, and asthma. It has two allergens listed in the IUIS database and can cross-react with other species' pollen, such as lamb's quarters, Russian thistle, Mesquite, Needle bush, and Burning bush.
What causes an allergy to common pigweed?
Common pigweed allergies are triggered by a hypersensitive individual inhaling its pollen. These allergens may trigger a response in their immune system since the body views certain substances as harmful, producing IgE antibodies to combat these invaders. Unfortunately, these antibodies cause histamine to be released, resulting in the symptoms associated with an allergic reaction.
When should I order a Pigweed, Rough (Common) Allergy IgE Blood Test?
Individuals may order this test if they have experienced symptoms related to a common pigweed allergy. Allergy symptoms vary from one individual to the next ranging from mild to severe reactions, which can occur within minutes to hours after exposure. Common symptoms of a common pigweed allergy may include one or more of the following symptoms:
- Red or watery eyes
- Runny nose
- Sore or scratchy throat
- Sinus pressure causing facial pain
- Swollen, dark-colored skin under the eyes
- Trouble breathing or wheezing
- Poor sleep
- Decreased sense of taste or smell
A severe, possibly life-threatening allergic reaction known as anaphylaxis can occur in the most severe cases. An anaphylactic response requires immediate medical attention. Signs or symptoms of anaphylaxis include:
- Rapid or increased pulse
- Swollen throat or lump making it difficult to breathe
- Low blood pressure
- Extreme dizziness or loss of consciousness
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