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Measures calcium levels for bone health, parathyroid and kidney assessment.
Also known as: Calcium Total, Serum Ca
Sample
Blood
Fasting
Not required
Report in
12 hours
Collection
Free at home
The Serum Calcium test measures the total calcium level in your blood. While most of the body’s calcium is stored in bones, the small amount circulating in blood plays a vital role in muscle function, nerve signalling, blood clotting and heart rhythm.
Ordered as part of routine health checks and metabolic panels, and to investigate symptoms like muscle cramps, bone pain, kidney stones, or fatigue that may relate to calcium or parathyroid problems.
It can help your doctor assess
Hypocalcaemia (low calcium) and hypercalcaemia (high calcium), which can relate to parathyroid gland disorders, vitamin D status, kidney function, or certain cancers.
This test may be considered for:
Whether this test is right for you depends on your symptoms, medical history and the reason for testing - your doctor can advise.
Total calcium (both protein-bound and free/ionised forms) in the blood.
Total Calcium
Calcium
Reflects both bound and free calcium; abnormal results usually prompt a doctor to check parathyroid hormone, vitamin D and kidney function together.
How to read your result
Your report should be read using the reference interval, unit and method shown by the performing laboratory. A result outside a reference interval does not automatically establish a diagnosis, and a result inside the interval does not rule out every health problem. Clinical interpretation depends on symptoms, history and other findings.
| Marker | Result | What it may be associated with |
|---|---|---|
| Calcium | Low | Can relate to vitamin D deficiency, low parathyroid hormone, or kidney disease - often accompanied by muscle cramps or tingling. |
| Calcium | High | Can relate to overactive parathyroid glands, excess vitamin D, or (less commonly) certain cancers - needs further evaluation. |
If a result is outside the range
If the Serum Calcium is reported as high, low, positive, negative or otherwise outside the laboratory's stated interval, the meaning depends on the specific test and the reason it was ordered. Your clinician may consider repeat testing, related investigations or other clinical information before deciding what the result means.
Limitations of this test
An abnormal calcium level identifies a problem but not its cause - follow-up tests (parathyroid hormone, vitamin D, kidney function) are usually needed to pinpoint the reason.
An abnormal result does not by itself mean you have a particular disease. Your doctor interprets results together with your symptoms, history and other tests.
| Parameter | Reference range | Unit |
|---|---|---|
| Total Calcium | 8.5 - 10.5 | mg/dL |
Typical adult ranges for guidance. Reference intervals vary with the laboratory method, age and sex - always read your result against the range printed on your own report.
Book
Choose the test and a time slot online, or call us and we'll book it for you.
Prepare
Follow the preparation steps above for this test.
Sample collection
A trained phlebotomist collects the sample at your home - no extra charge.
Laboratory processing
Your sample is processed in our laboratory and reviewed by a pathologist.
Report
Your report is shared on WhatsApp and email, usually within 12 hours.
For a blood-based test, a small blood sample is collected by a trained healthcare professional, usually from a vein in the arm. The collection normally takes only a few minutes; mild temporary discomfort or bruising can occur at the puncture site.
Blood albumin levels affect the total calcium reading, since much of the calcium is protein-bound - your doctor may calculate a "corrected calcium" if albumin is abnormal.
Laboratory results are interpreted together with your symptoms, medical history and other investigations. If your results are significantly abnormal, or you have symptoms that worry you, discuss them with a qualified doctor promptly.
Trusted public health sources for the information on this page:
This information is for general awareness and does not replace advice from your doctor.
The Serum Calcium test cost in Mumbai at HWP Diagnostic is ₹299 - 46% less than the MRP of ₹549. There are no extra charges for home sample collection. The same price applies across Malad, Kandivali, Borivali and Goregaon.
| Test | Serum Calcium |
|---|---|
| Price at HWP Diagnostic | ₹299 |
| MRP | ₹549 (you save ₹250 - 46% off) |
| Home collection charge | Free |
| Report time | 12 hours |
| Fasting | Not required |
| Available in | Malad, Kandivali, Borivali & Goregaon (same price) |
Book the Serum Calcium test with free home sample collection anywhere in Malad, Kandivali, Borivali and Goregaon, or walk in to our lab in Malad West, Mumbai - open 24×7.
Home collection areas include
Malad WestMalwani & KharodiMalad EastKandivali WestKandivali EastBorivali WestGorai & Borivali WestIC Colony & MandapeshwarBorivali EastGoregaon WestBangur Nagar & Motilal NagarGoregaon EastAarey ColonyDahisarJogeshwari WestJogeshwari East
Directions on Google MapsIt is also known as Calcium Total, Serum Ca.
Home collection at the same price (₹299) across these areas, with our lab in Malad West open 24×7.
Get this test along with other important checks - usually for less than booking them separately.
Fasting is not strictly necessary, though your doctor may recommend it if the test is combined with others that require fasting.
Low calcium can cause muscle cramps, tingling around the mouth or fingers, and fatigue - common causes include vitamin D deficiency or parathyroid gland problems.
It can suggest an overactive parathyroid gland, excess vitamin D intake, or other conditions - your doctor will likely order follow-up tests to investigate further.
Since much of the calcium in blood is bound to albumin, abnormal albumin levels can affect the total calcium reading - your doctor may calculate a corrected value to account for this.
Serum Calcium is a blood test. Measures calcium levels for bone health, parathyroid and kidney assessment.
The Serum Calcium may be ordered when a healthcare professional needs information about the condition or health area assessed by this test. Serum Calcium reflects the mineral vital for bones, muscles and nerves. Abnormal levels can point to bone, parathyroid or kidney issues and are worth investigating.
Measures calcium levels for bone health, parathyroid and kidney assessment.
The test may be relevant for people whose symptoms, medical history, screening needs or treatment monitoring match the purpose of the Serum Calcium.
No fasting required.
No, fasting is not required for the Serum Calcium. You can eat and drink normally unless your doctor has advised otherwise.
The Serum Calcium is done on a blood sample.
For a blood-based test, a small blood sample is collected by a trained healthcare professional, usually from a vein in the arm. The collection normally takes only a few minutes; mild temporary discomfort or bruising can occur at the puncture site.
Reports for the Serum Calcium are usually ready within 12 hours of sample collection. You receive them on WhatsApp and email.
The Serum Calcium costs Rs 199 at HWP Diagnostic (MRP Rs 350). Home sample collection is free.
Your report should be read using the reference interval, unit and method shown by the performing laboratory. A result outside a reference interval does not automatically establish a diagnosis, and a result inside the interval does not rule out every health problem. Clinical interpretation depends on symptoms, history and other findings.
If the Serum Calcium is reported as high, low, positive, negative or otherwise outside the laboratory's stated interval, the meaning depends on the specific test and the reason it was ordered. Your clinician may consider repeat testing, related investigations or other clinical information before deciding what the result means.
The Serum Calcium can provide important information, but laboratory results are generally interpreted together with symptoms, medical history, examination and other investigations. A single result should not be treated as a diagnosis without clinical context.
Some medicines, supplements, food, exercise and other pre-test factors can affect particular laboratory results. Tell the healthcare professional about medicines and supplements you take, and do not stop prescribed medicines unless your clinician tells you to.
Yes. Free home sample collection for the Serum Calcium is available across Malad, Kandivali, Borivali and Goregaon in Mumbai. You can also visit our Malad West lab, open 24x7.