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Hackberry (rt44) IgE
Quest Diagnostics1 test optionFrom $15.23
Hackberry (rt44) IgE
Quest DiagnosticsCatalog information reviewed: August 24, 2026 by the Sunridge Medical clinical team.
What this laboratory test evaluates
Hackberry (rt44) IgE
This test measures the IgE antibodies specific to the Hackberry (Rt44) allergen in the blood. It is used primarily to diagnose and assess allergic reactions to hackberry pollen. Elevated levels of Hackberry-specific IgE indicate a sensitization and potential allergic response to this particular tree pollen, which is useful in guiding allergy management and treatment plans.
What patients is this test right for?This test is suitable for individuals who exhibit symptoms of allergic reactions such as sneezing, runny nose, itchy eyes, or asthma during the pollination season of hackberry trees and require confirmation of sensitization especially during times when hackberry trees are pollinating.
What type of sample is required for this test?0.3 mL serum.
Serum separator tube (SST).
Test ResourcesFor more information, please consult your healthcare provider.
Additional test information
Hackberry (rt44) IgE – This test measures the IgE antibodies specific to the Hackberry (Rt44) allergen in the blood. It is used primarily to diagnose and assess allergic reactions to hackberry pollen. Elevated levels of Hackberry-specific IgE indicate a sensitization and potential allergic response to this particular tree pollen, which is useful in guiding allergy management and treatment plans.
Collection and processing
- Sample type: Serum
- Fasting: No
- Estimated laboratory processing: Results should be available in 2 – 5 business days after the sample is collected
How Sunridge uses laboratory information
Sunridge considers the medical question, symptoms, history, medications, prior results, and whether the finding could change care before recommending testing. A laboratory result is not interpreted in isolation and does not establish a diagnosis by itself.
Before requesting this test
Availability, collection requirements, eligibility, and processing estimates can change. Sunridge reviews each request and, when appropriate, creates the order through Fullscript. Follow the current instructions supplied with the approved order.
Common questions about this laboratory test
- What sample does this test require?
- The listed sample type is Serum. Confirm current collection instructions in the approved order.
- Does this test require fasting?
- The current catalog record lists fasting as: No. Follow the instructions supplied with the approved order.
- How long does laboratory processing usually take?
- Results should be available in 2 – 5 business days after the sample is collected. Timing can change after collection or if a laboratory requires additional review.
About this test
Hackberry (rt44) IgE
This test measures the IgE antibodies specific to the Hackberry (Rt44) allergen in the blood. It is used primarily to diagnose and assess allergic reactions to hackberry pollen. Elevated levels of Hackberry-specific IgE indicate a sensitization and potential allergic response to this particular tree pollen, which is useful in guiding allergy management and treatment plans.
What patients is this test right for?This test is suitable for individuals who exhibit symptoms of allergic reactions such as sneezing, runny nose, itchy eyes, or asthma during the pollination season of hackberry trees and require confirmation of sensitization especially during times when hackberry trees are pollinating.
What type of sample is required for this test?0.3 mL serum.
Serum separator tube (SST).
Test ResourcesFor more information, please consult your healthcare provider.
Additional details
Hackberry (rt44) IgE - This test measures the IgE antibodies specific to the Hackberry (Rt44) allergen in the blood. It is used primarily to diagnose and assess allergic reactions to hackberry pollen. Elevated levels of Hackberry-specific IgE indicate a sensitization and potential allergic response to this particular tree pollen, which is useful in guiding allergy management and treatment plans.
Highlighted health areas
- Allergies and sensitivities
Biomarkers and report focus
The exact analytes and report format can change. Confirm the current contents in the Fullscript order before payment.
- Allergen Specific IgE Hackberry