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DNA Labs India

Lead 24 Hour Urine Test

DNA Labs India | ISO 9001:2015 Certified

Lead 24 Hour Urine Test

Short Name: Lead 24H Urine Test

Also known as: 24-Hour Urine Lead Test, Urine Lead Excretion Test

Lead 24 Hour Urine Test test available at DNA Labs India for ₹2,000. Uses ICP-MS on 24-hour urine samples. Results in Report available by next day after sample receipt by 6 pm.. Free home collection in 300+ cities across India.

Urine Test🏠 Home Collection

🩺 Medically Reviewed By

Overview

To determine if a person has been exposed to high levels of lead by measuring urine lead excretion rate, aiding in the diagnosis of lead poisoning and monitoring treatment efficacy.

Test Code
1153
Price
₹2,000
Sample Type
24-hour urine
Result Time
Report available by next day after sample receipt by 6 pm.
Fasting Required
No
Method
ICP-MS
Step 1

Sample Collection

Avoid Gadolinium or Iodine containing contrast media for 96 hours prior to collection. Use powderless gloves and ensure all urine is collected in a metal-free container.

Method: 24-hour urine collection with powderless gloves

Step 2

Laboratory Analysis

Collect all urine over 24 hours in the provided acid-washed container. Mix thoroughly and transfer a 10 mL aliquot to the vial in the kit.

Step 3

Report Delivery

Measure and record the total 24-hour urine volume on the vial and test request form. Ship refrigerated or frozen as per stability guidelines.

Timeline: Report available by next day after sample receipt by 6 pm.

Patient Instructions

1
Before the Test:Avoid contrast media for 96 hours. Collect all urine as instructed.
2
During the Test:Sample collection over 24 hours using provided container.
3
After the Test:Sample is processed and analyzed using ICP-MS; report delivered next day.

About This Test

Who Should Get This Test

To determine if a person has been exposed to high levels of lead by measuring urine lead excretion rate, aiding in the diagnosis of lead poisoning and monitoring treatment efficacy.

How to Prepare

  • Use powderless gloves during specimen collection
  • Collect all urine over 24 hours in an acid washed (metal free) container
  • Mix the urine thoroughly after collection
  • Transfer a 10 mL aliquot to the vial provided in the kit
  • Record the total 24-hour urine volume on the vial and test request form
  • Ship the sample refrigerated or frozen

Doctor's Notes

Reviewed by — MBBS, MD (General Medicine) · Reg. No. 8052

"Early detection through urine lead testing is crucial for preventing long-term health effects from lead exposure, especially in occupational settings."

Last medically reviewed: September 7, 2026

Test Parameters & Specifications

Sample Type24-hour urine
Sample Volume10 mL min aliquot
ContainerAcid washed (metal free) container
Collection Method24-hour urine collection with powderless gloves

Sample Stability

Room Temperature6 hours
Refrigerator72 hours
Frozen1 week
Sample Rejection Criteria:
  • Specimen collected within 96 hours of Gadolinium or Iodine contrast media administration
  • Use of non-metal-free containers
  • Insufficient sample volume or improper mixing

Understanding Your Results

Interpretation of the Lead 24 Hour Urine Test involves evaluating the urine lead excretion rate to assess lead exposure. Increased urine lead excretion indicates significant exposure, and post-chelation levels up to 6 times pre-chelation are normal.
📊

Increase in lead excretion rate up to 6 times pre-chelation level after chelation therapy

Level: Normal

📊

Levels significantly above normal range indicate recent or chronic lead exposure, requiring further evaluation and management

Level: Elevated

⚠️ When to Consult a Doctor:

Consult a doctor if test results show elevated lead levels or if symptoms such as abdominal pain, fatigue, or irritability persist, as untreated lead poisoning can lead to serious health complications.

Limitations

  • Not a standalone diagnostic; blood lead levels are also critical for correlation with toxicity
  • Results may be affected by recent chelation therapy or specimen handling errors

Risks & Considerations

  • Minimal risk as it involves non-invasive urine collection
  • Potential for inaccurate results if collection instructions are not followed

Interfering Factors

  • Administration of Gadolinium or Iodine containing contrast media within the last 96 hours
  • Use of non-metal-free containers for sample collection

Compare With Similar Tests

TestLead 24 Hour Urine TestBlood Lead TestCBC (Complete Blood Count)
ComparisonLead 24 Hour Urine Test

Frequently Asked Questions

What is the Lead 24 Hour Urine Test?
It is a diagnostic test that measures the amount of lead excreted in urine over a 24-hour period to detect lead exposure and poisoning.
Why is this test performed?
To determine if a person has been exposed to high levels of lead, which can cause symptoms like abdominal pain, fatigue, and neurological issues.
What are the common symptoms of lead poisoning?
Symptoms include abdominal pain, anemia, fatigue, headache, irritability, loss of appetite, memory loss, nausea, seizures, and vomiting.
How is the test conducted?
You collect all urine over 24 hours in a special acid-washed container, then a 10 mL aliquot is analyzed using ICP-MS technology.
What is the cost of the test?
DNA Labs India offers the test at INR 2000, with free home sample collection available in many cities.
Is home sample collection available?
Yes, free home sample collection is available for online bookings across India, including cities like Mumbai, Delhi, Bangalore, and more.
How long does it take to get the report?
Reports are typically available next day after the sample is received by 6 pm.
What are the normal values for urine lead?
An increase in lead excretion rate up to 6 times pre-chelation level after chelation therapy is considered normal; elevated levels indicate exposure.
What happens if lead levels are high?
High levels suggest significant lead exposure, requiring medical consultation for further evaluation, potential chelation therapy, and prevention measures.
Are there any preparation instructions?
Avoid Gadolinium or Iodine containing contrast media for 96 hours before collection, and use powderless gloves during the process.
Can this test be done for children?
Yes, the test is suitable for all ages, but interpretation should be done by a healthcare professional considering age-specific factors.
How accurate is the test?
The test is highly accurate when conducted as per instructions, using ICP-MS technology, and is reliable for detecting lead exposure.
Worried about the process? Our certified phlebotomists collect thousands of samples every month across India. The process takes under 5 minutes and is virtually painless. Questions? Message us on WhatsApp — we're here 7 days a week.

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