Microalbumin, 24-Hour Urine
About Microalbumin, 24-Hour Urine
| Field | Value |
|---|---|
| Also Known As | Microalbuminuria 24-Hour Urine, 24-Hour Urine Albumin, MAU 24-Hour, Urinary Albumin Excretion |
| Sample Type | 24-Hour urine collection (sterile container) |
| Fasting Required | No fasting required |
| Report Time | 1 day |
| Recommended For | Adults of all genders, particularly those with diabetes, hypertension, or risk factors for kidney disease |
| Price | Starting at ₹600 |
What is a Microalbumin, 24-Hour Urine Test?
The Microalbumin 24-hour urine test measures the amount of albumin, a key blood protein, that leaks into your urine over a full day. Healthy kidneys keep albumin in the bloodstream, but damaged kidneys allow small amounts to pass through. This test is also known as the urinary albumin excretion test. A urine sample collected over 24-hour is used for analysis.
What Does a Microalbumin, 24-Hour Urine Test Measure?
The test measures albumin in your urine across a complete 24-hour period. This is more accurate than a single spot sample because albumin levels naturally vary throughout the day.
The table below explains what is being measured and why it matters.
| Parameter | What It Tells You |
|---|---|
| Albumin in 24-Hour urine | Shows how much albumin your kidneys are allowing to escape; higher amounts suggest kidney stress or damage |
Why is a Microalbumin, 24-Hour Urine Test Done?
Doctors order this test to check kidney health, identify early damage, and assess risk for related conditions. It is one of the earliest available markers of kidney stress.
Common Symptoms That May Require This Test
Your doctor may recommend this test if you experience any of the following:
- Foamy or frothy urine
- Swelling in the feet or ankles
- Elevated blood pressure
- Fatigue without a clear cause
- Frequent urination
- Unexplained weight gain
Conditions This Test Can Help Detect
The Microalbumin test can help identify several conditions at an early stage.
These include:
- Diabetic nephropathy (kidney damage caused by diabetes)
- Early-stage chronic kidney disease (CKD)
- Hypertension-related kidney damage
- Cardiovascular disease risk associated with kidney stress
- Obesity-related kidney dysfunction
- Autoimmune kidney disorders
Microalbumin, 24-Hour Urine Test for Chronic Disease Monitoring
People with diabetes or high blood pressure are advised to undergo this test annually when their condition is stable. Clinical guidelines recommend yearly testing for those with type 1 or type 2 diabetes, as detecting albumin early allows for timely management.
The test also helps track whether existing treatment is working and whether kidney function is improving or declining over time.
How to Prepare and What to Expect
This test involves collecting all of your urine over 24-hour at home. No special preparation is required, but a few steps will help ensure accurate results.
Do You Need to Fast?
No fasting is required for this test. You can eat and drink normally throughout the 24-hour collection period.
Practical Tips Before Your Test
Keep the following in mind before and during your collection:
- Bring a detailed clinical history, including your symptoms, previous test results, and any relevant medical records, as this is required for the test.
- Avoid strenuous physical activity for at least 24-hour before starting and during the collection period.
- Let your doctor know about all medicines, vitamins, herbal supplements, or other products you are taking.
- Avoid collecting urine during a urinary tract infection or your menstrual period, if possible.
- Keep the collection container refrigerated (between 2°C and 8°C) throughout the 24-hour period.
Step-by-Step Procedure
Here is what to expect during a Microalbumin test procedure:
- On the morning of collection, pass urine as usual when you wake up. Do not collect this first sample. Note the exact time.
- From this point, collect every urine sample you pass for the next 24-hour in the sterile container provided.
- Store the container in the refrigerator between each collection. Do not leave it at room temperature.
- At the 24-hour mark (as close as possible to your recorded start time), make your final collection.
- A small aliquot (approximately 5 ml) from the total collected volume is then used for testing.
- Hand over the container to the Lupin Diagnostics representative. The sample will be transported under refrigerated conditions for processing.
Factors That Can Affect Accuracy
Certain factors may influence your results, including:
- Strenuous exercise before or during the collection period
- Active urinary tract infection or blood in the urine (haematuria)
- Fever or acute illness at the time of collection
- High dietary protein intake
- Dehydration
- Menstruation
- Certain prescription medications
Understanding Your Microalbumin, 24-Hour Urine Test Results
Your results show how much albumin was excreted in your urine over 24-hour. The table below provides general reference ranges used in clinical practice.
| Category | Range (mg/24-hour) | Interpretation |
|---|---|---|
| Normal | Less than 30 | Healthy kidney function; no significant albumin detected |
| Microalbuminuria | 30 to 300 | Early kidney stress; possible diabetic or hypertensive kidney involvement |
| Macroalbuminuria | Greater than 300 | Advanced kidney involvement; overt protein in urine |
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 cause temporarily elevated readings that do not reflect true kidney damage:
- Vigorous exercise, fever, inflammation, or a recent urinary tract infection can raise albumin levels for a short period.
- Poorly controlled blood sugar (marked hyperglycaemia) may also push results higher even in the absence of established kidney disease.
- Congestive heart failure can increase venous pressure, which in turn raises albumin excretion.
Your doctor will consider these factors before drawing any conclusions from a single result.
How to Maintain Healthy Levels
The following general habits support kidney health over time:
- If you have diabetes, keep blood sugar levels within your doctor's recommended range.
- Aim to maintain blood pressure within target levels through diet, physical activity, and any prescribed management plan.
- Reduce dietary salt and processed food intake to lessen the burden on your kidneys.
Lupin Diagnostics Microalbumin, 24-Hour Urine Test Price and Home Collection
At Lupin Diagnostics, the Microalbumin urine test cost starts at ₹600, and home sample collection is available across cities. The table below provides city-wise pricing for reference.
| City | Approximate Price (₹) |
|---|---|
| BHOPAL | 550 |
| CHENNAI | 530 |
| HYDERABAD | 550 |
| KOLKATA | 600 |
| NAVI MUMBAI | 600 |
| PUNE | 600 |
Disclaimer: Prices are indicative and may vary by location. Please confirm the current price at the time of booking.
How to Book
Booking your Microalbumin test online with Lupin Diagnostics is straightforward:
- Select the 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
The Microalbumin test home collection service is available across multiple cities in India. A trained phlebotomist visits your home, provides the sterile collection container, and guides you through the 24-hour urine collection process. All samples are processed in NABL-accredited laboratories, and your digital report is delivered directly to you.
Frequently Asked Questions
Standard urine dipstick tests only detect protein when it exceeds 300 mg per day. The Microalbumin 24-hour urine test can detect much smaller amounts, between 30 and 300 mg per day, making it a much earlier indicator of kidney stress. This earlier detection window is its key advantage over routine dipstick testing.
Albumin levels in urine naturally vary throughout the day. Collecting all urine over a full 24-hour period accounts for these fluctuations and gives a more accurate picture of how much albumin your kidneys are releasing. It has long been considered the standard method for measuring urinary albumin excretion.
Clinical guidelines recommend annual testing for people with type 1 diabetes (above 12 years of age) and type 2 diabetes (below 70 years), provided their blood sugar is under stable control. If the test returns an elevated result, your doctor may ask for more frequent testing over the following months.
Yes. Vigorous physical activity can temporarily raise albumin levels in urine, causing results to appear higher than they actually are. It is best to avoid strenuous exercise for at least 24-hour before beginning and throughout your collection period.
A single elevated result does not automatically confirm kidney disease. Temporary causes such as exercise, fever, or medications can raise levels transiently. Your doctor will typically arrange two further tests over the next three to six months to confirm whether the result is consistent before making any clinical assessment.
No. While it is routinely recommended for people with diabetes, this test is also useful for those with high blood pressure, cardiovascular disease, obesity, or a family history of kidney disease. It can help assess overall kidney and cardiovascular risk across a wider group of people.
Keep the sterile collection container in the refrigerator (between 2°C and 8°C) at all times when you are not actively adding to it. Do not leave it at room temperature for extended periods, as this can affect the accuracy of the result.
Microalbumin, 24-Hour Urine
