Rat (e87) IgE Blood Test

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Feature	Labcorp	Quest Diagnostics
Price	Coming soon	$8.99
Results in	—	~5 business days
Sample type	—	Blood Serum
Require fasting	—	No

About the test

This test measures the level of Rat (e87) IgE in the serum. It's designed to help in the diagnosis and monitoring of allergic reactions specifically related to rat allergens.

Who might consider it:

This test is particularly useful for individuals who have shown symptoms of an allergic reaction and have been exposed to environments where rat allergens are present.

Symptoms of an allergic reaction may include:

Sneezing
Itchy, red, or watery eyes
A runny or blocked nose
Itchy skin, rash, or hives (urticaria)
Wheezing, chest tightness, shortness of breath, and a cough
Swollen lips, tongue, eyes, or face

Included biomarkers & Reference ranges

Biomarker	Reference range
Rat (e87) IgE Measures IgE antibodies to rat allergens, including proteins from dander and urine, to check whether you are sensitized to rats.	—

Reference ranges vary by lab, age, and sex (M/F). Your report shows your exact range. Click any biomarker to see its optimal range and what your results mean.

How it works

1. Order online No referral or insurance
2. Get a requisition By email in 24–72 hours
3. Visit a draw center Bring a matching photo ID
4. Get results Securely by email

These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.

Consultations

Not sure how to read your results? We can help.

Schedule a consultation with a Hormunity specialist. We’ll walk through every marker, interpret what it means for you, and map out the next steps for your care.

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