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    What is Serum Osmolality Test?

    A Serum Osmolality test measures the concentration of small particles present in the blood’s fluid portion. By analysing substances such as glucose, urea, and electrolytes (sodium, potassium, chloride), this test provides essential data about hydration status, kidney function, and overall electrolyte balance.

    This test is instrumental in diagnosing and monitoring conditions related to fluid imbalance, including dehydration, excessive water retention, and kidney dysfunction. It is also used in emergency situations to detect toxic ingestions, such as poisoning from antifreeze, rubbing alcohol, or drug overdoses.

    Monitoring serum osmolality regularly helps in assessing renal function and fluid regulation. Those in Gurgaon who need an evaluation of their body’s fluid status can conveniently book this test at home.

    Serum Osmolality Test Parameters

    This test assesses serum osmolality, which represents the ratio of fluid to dissolved particles in the blood. Factors like hydration status and elevated levels of sodium, chloride, or glucose influence osmolality. When osmolality rises, the kidneys retain water, making urine more concentrated. A drop in osmolality suggests excess fluid in the blood, prompting the kidneys to excrete more diluted urine.

    Serum Osmolality Test Preparation

    Here are the steps to prepare for a Serum Osmolality test:

    • Prerequisites

    There is no need to fast before this test, but you should consult your doctor for any personalised instructions.

    • Best Time to Get Tested

    With Orange Health Labs, you can take the test at a time and place that suits you best.

    • Who Should Get a Serum Osmolality Test?

    This test is ideal for those showing signs of dehydration, fluid retention, diabetes insipidus, or kidney dysfunction. It is also beneficial for individuals undergoing electrolyte imbalance treatments.

    • Cautions Before Taking a Serum Osmolality Test

    Let your doctor know about any medications you are currently taking or any recent infections, as these can impact your test results.

    Why Take the Serum Osmolality Test?

    Symptoms of fluid and electrolyte imbalances may include:

    • Persistent thirst

    • Nausea and vomiting

    • Light-headedness

    • Fatigue

    • Mental confusion

    A Serum Osmolality test is vital for assessing hydration levels and diagnosing conditions such as:

    • Dehydration & Overhydration – Determines if fluid levels in the body are too low or too high, which can lead to health complications.

    • Toxic Substance Ingestion – Detects poisoning from substances such as antifreeze, rubbing alcohol, or overdoses of medications. Warning signs include nausea, convulsions, slurred speech, and breathing difficulties.

    • Kidney Health & Diabetes Insipidus – Evaluates kidney function, particularly in cases of excessive urination and dehydration caused by diabetes insipidus.

    • Electrolyte Balance Disorders – Identifies disruptions in sodium and other electrolyte levels that can impact essential body functions.

    To ensure accurate results, this test is commonly performed with additional blood tests.

    FAQs on Serum Osmolality Test in Gurgaon

    The Serum Osmolality test in Gurgaon costs ₹1145. This includes a home sample collection service, which is completed within 60 minutes of booking, and test results are available within 84 hours after sample collection.

    Yes, Orange Health Labs offers home sample collection for the Serum Osmolality test. A trained eMedic will visit your location within 60 minutes to collect your sample.

    This test measures the concentration of solutes in the blood, helping evaluate hydration status. It is useful in diagnosing dehydration, fluid overload, diabetes insipidus, kidney issues, and certain toxic exposures.

    Fasting is not necessary for this test.

    To book a Serum Osmolality test with Orange Health Labs in Gurgaon, follow these steps:

    • Locate the test : Search for "Serum Osmolality test" and select Orange Health Labs from the available options.

    • Confirm your details : Enter your personal information, choose your location, and pick a suitable time for the sample collection.

    • Sample collection at home : A trained eMedic will visit your specified location to collect the sample.

    • Lab analysis : The sample is processed at an NABL-accredited, ICMR-approved lab for testing.

    • Get your results : The test report will be sent via email or WhatsApp within 84 hours.

    Serum osmolality is generally considered normal between 275-300 mOsm/kg, though variations may occur depending on hydration status and underlying health conditions.

    Results are usually available within 84 hours after sample collection.

    The frequency of testing is determined by your doctor. It may be recommended at regular intervals to track fluid balance or diagnose specific conditions.

    This test measures the osmolality of serum, which reflects the ratio of fluid to dissolved particles in the blood, providing an understanding of hydration and electrolyte balance.

    Orange Health Labs provides sample collection services at various locations across Gurgaon, allowing for at-home testing in localities such as DLF Phase 1, DLF Phase 2, DLF Phase 3, DLF Phase 4, DLF Phase 5, Sector 14, Sector 15, Sector 21, Sector 22, Sector 23, Sector 24, Sector 29, Sector 31, Sector 40, Sector 42, Sector 43, Sector 45, Sector 46, Sector 50, Sector 51, Sector 52, Sector 53, Sector 54, Sector 55, Sector 56.

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    References

    1. Osmolality Tests.  Available from:  https://medlineplus.gov/lab-tests/osmolality-tests/
    2. Osmolality - blood test Information | Mount Sinai - New York.  Available from:  https://www.mountsinai.org/health-library/tests/osmolality-blood-test
    3. Najem O, Shah MM, De Jesus O. Serum Osmolality.  Available from:  https://www.ncbi.nlm.nih.gov/books/NBK567764/