Absolute Eosinophil Count - AEC Test: Booking, Price, and Results
About Absolute Eosinophil Count - AEC Test: Booking, Price, and Results
| Field | Value |
|---|---|
| Also Known As | AEC Test, Eosinophil count - Absolute, Absolute Eos count, EOS blood test |
| Sample Type | Whole Blood |
| Fasting Required | No fasting required |
| Report Time | 1 Day |
| Recommended For | All ages, both genders |
| Price | Starting at ₹190 |
What is an Absolute Eosinophil Count - AEC Test?
The absolute eosinophil count - AEC test measures the exact number of eosinophils in your blood. Eosinophils are a type of white blood cell that help your body fight infections and respond to allergic reactions. The result is calculated by multiplying the percentage of eosinophils by your total white blood cell count. A small sample of whole blood is collected from a vein in your arm for this test.
What Does an Absolute Eosinophil Count - AEC Test Measure?
The AEC test focuses on a single parameter. Here is what it tells you:
| Parameter | What It Shows |
|---|---|
| Absolute Eosinophil Count | The exact number of eosinophils per microlitre of blood |
| Eosinophil Percentage | Eosinophils as a share of all white blood cells (1 to 6% is normal) |
Together, these values help your doctor understand whether your immune system is responding to an allergy, infection, or another condition.
Why is an Absolute Eosinophil Count - AEC Test Done?
Doctors order this test when they suspect an allergy, infection, or immune disorder. It is also used to monitor ongoing conditions over time.
Common Symptoms That May Require This Test
Your doctor may recommend an AEC test if you have any of the following symptoms:
- Persistent sneezing, runny nose, or watery eyes suggesting allergies
- Recurrent wheezing or unexplained cough
- Chronic skin rashes such as eczema or hives
- Abdominal discomfort with a suspected parasitic infection
- Unexplained fatigue alongside possible immune system issues
- Difficulty swallowing that could point to eosinophilic oesophagitis (inflammation in the food pipe)
Conditions This Test Can Help Detect
The absolute eosinophil count - AEC test can help identify a range of conditions, including:
- Seasonal allergies, allergic asthma, and allergic rhinitis
- Parasitic infections
- Eczema (atopic dermatitis) and urticaria (hives)
- Drug hypersensitivity reactions and drug-induced eosinophilia
- Eosinophilic granulomatosis with polyangiitis (EGPA), a rare condition causing inflammation of blood vessels
- Hypereosinophilic syndrome (HES), involving persistently high eosinophil levels
- Autoimmune conditions
Absolute Eosinophil Count - AEC Test for Chronic Disease Monitoring
The AEC test is a useful tool for tracking long-term conditions such as severe asthma and chronic obstructive pulmonary disease (COPD). Eosinophil levels help doctors decide which treatments are appropriate and how well they are working. The test may be repeated at intervals to monitor how a patient responds to therapy over time.
How to Prepare and What to Expect
No special preparation is needed for the AEC test procedure. Here is what you should know before you go.
Do You Need to Fast?
No. Fasting is not required. You can eat, drink, and carry on with your normal routine before this test. If additional tests are ordered alongside it, check with your doctor in case any of those require fasting.
Practical Tips Before Your Test
These simple steps will help ensure a smooth collection:
- Tell your doctor about all medications you take, including anticonvulsants, allopurinol, sulfonamide antibiotics, and corticosteroids, as these can affect eosinophil levels
- Avoid alcohol on the day of the test, as it can influence your results
- Wear a half-sleeved top or loose sleeves for easy access to your arm
- Stay well hydrated, as this helps the phlebotomist locate your vein
Step-by-Step Procedure
Here is what happens during the AEC test procedure:
- A trained phlebotomist cleans the skin over your vein, usually in the inner elbow, with an antiseptic.
- An elastic band is wrapped around your upper arm to make the vein more visible.
- A thin needle is gently inserted into the vein, and about 2 ml of blood is drawn into an EDTA (lavender-top) tube.
- The elastic band is removed, the needle is taken out, and a small dressing is applied to stop any bleeding.
- The sample is labelled and stored at the correct refrigerated temperature before being sent to the laboratory.
- Results are processed and delivered within 1 day.
Factors That Can Affect Accuracy
Some factors may influence your absolute eosinophil count result:
- Time of day: Counts are typically lower in the morning and higher in the evening
- Corticosteroid medications, which reduce eosinophil levels
- Acute physical or emotional stress
- Recent or active infections
- Alcohol consumption
- Smoking and elevated total IgE levels can raise counts
Understanding Your Absolute Eosinophil Count - AEC Test Results
Your results should always be reviewed in the context of your symptoms and overall health. The table below shows the general reference ranges used for the absolute eosinophil count.
| Parameter | Normal Range | Unit |
|---|---|---|
| Absolute Eosinophil Count | 100 to 500 | cells/mcL |
| Eosinophil Percentage | 1 to 6 | % of total WBCs |
Classification of elevated levels (eosinophilia):
| Level | Range |
|---|---|
| Mild | 500 to 1,500 cells/mcL |
| Moderate | 1,500 to 5,000 cells/mcL |
| Severe | Above 5,000 cells/mcL |
These ranges are general guidelines. Your doctor will interpret your results based on your age, health history, and other factors. Always consult a qualified healthcare professional for personalised medical advice.
Results During Special Conditions
Certain situations can shift your AEC test result away from the typical range:
- Corticosteroid use lowers eosinophil counts, as these medicines suppress immune cell production.
- Pregnancy is associated with a reduced eosinophil count, so results during pregnancy should be interpreted accordingly.
- Critical illness or severe infection triggers stress hormones such as cortisol, which can drive eosinophil levels down.
- Smoking and raised total IgE levels are linked to higher eosinophil counts in some individuals.
How to Maintain Healthy Levels
These general wellness habits support a balanced immune response:
- Identify and avoid known allergens such as dust, pollen, or specific foods.
- Practise stress management through regular exercise, adequate sleep, and relaxation techniques.
- Maintain good personal hygiene and food safety practices to reduce the risk of parasitic infections.
Lupin Diagnostics Absolute Eosinophil Count - AEC Test Price and Home Collection
The AEC test is available at Lupin Diagnostics starting at ₹190, with AEC test home collection available across cities for your convenience.
| City | Approximate Price (₹) |
|---|---|
| BHOPAL | 160 |
| CHENNAI | 160 |
| HYDERABAD | 160 |
| KOLKATA | 170 |
| NAVI MUMBAI | 190 |
| PUNE | 190 |
Prices are indicative and may vary by location. Please confirm the current price at the time of booking.
How to Book
- Select the Absolute Eosinophil Count - AEC test on the Lupin Diagnostics website.
- Choose your city and preferred time slot.
- Opt for home sample collection by a certified phlebotomist, or visit your nearest Lupin Diagnostics centre.
- Receive your report via email or WhatsApp within 1 day.
Home Collection
Lupin Diagnostics offers AEC test home collection in cities across India, so you can have your sample collected without visiting a centre. All samples are processed in NABL-accredited laboratories by experienced professionals. Your digital report is delivered securely to your email or WhatsApp.
Frequently Asked Questions
AEC stands for Absolute Eosinophil Count. It measures the precise number of eosinophils, a type of white blood cell, in one microlitre of your blood. This number helps doctors assess your immune and allergic status.
No fasting is needed. You can eat and drink as usual before the test. There are no special dietary restrictions, though you should mention any medications you are taking to your doctor.
A high count, known as eosinophilia, is commonly linked to allergic conditions such as asthma, hay fever, and skin reactions, as well as parasitic infections and certain drug reactions. In rarer cases, it may point to conditions such as hypereosinophilic syndrome. Your doctor will advise on further steps based on your full clinical picture.
A low eosinophil count (eosinopenia) can occur with corticosteroid use, severe infections, Cushing's syndrome, or acute physical stress. In many cases, a mildly low count does not cause symptoms, as other immune cells compensate. Your doctor will determine if any follow-up is needed.
Yes. Corticosteroids, anticonvulsants, allopurinol, and some antibiotics can alter eosinophil levels. Always inform your doctor and the collection team about all the medicines you are currently taking before the test.
Yes. The eosinophil count is usually included in a Complete Blood Count (CBC) with differential, which measures all types of white blood cells. However, the AEC test can also be ordered as a standalone test when eosinophil levels need specific attention.
At Lupin Diagnostics, your AEC test report is delivered within 1 day of sample collection. You will receive it digitally via email or WhatsApp, so you can share it directly with your doctor.
Absolute Eosinophil Count - AEC Test: Booking, Price, and Results
