Lab test · Biochemistry
Sodium (Na+) - Serum
The Sodium (Na⁺) – Serum test measures sodium levels in the blood to assess fluid balance and electrolyte status.The Sodium (Na⁺) – Serum test measures sodium levels in the blood to assess fluid balance and electrolyte status.
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Booked 24 times
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Free home collection Report in 24 hrs
ReportWithin 24 hrs
SampleBlood
CollectionHome or centre
FastingNot needed
How it works
1
Book in a minute
Add to cart, pick a date and time slot, pay online or at collection.
2
Sample collected at home or centre
A trained phlebotomist arrives in your slot with sealed, single-use kits.
3
Report on WhatsApp
Within 24 hours on WhatsApp and under My Orders.
Preparation
No special preparation needed unless your doctor advises otherwise.
About this test
The Sodium (Na⁺) – Serum test measures sodium levels in the blood to assess fluid balance and electrolyte status.
The Sodium (Na⁺) – Serum test is a blood test used to measure the concentration of sodium in the bloodstream. Sodium is a vital electrolyte that helps regulate fluid balance, nerve function, and muscle activity.
Abnormal sodium levels can indicate conditions such as dehydration, kidney disorders, hormonal imbalances, or certain neurological conditions. Low sodium (hyponatremia) and high sodium (hypernatremia) can both lead to serious health issues if not properly managed.
The purpose of this test is to
- To measure sodium levels in the blood
- To assess fluid and electrolyte balance
- To detect dehydration or overhydration
- To evaluate kidney and hormonal function
- To support diagnosis of metabolic disorders
What patients say about Prima
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Verified · 2 weeks ago
Quick appointment and the staff explained everything. Report came the same evening on WhatsApp.
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Home collection was right on time and completely painless. Very professional.
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Verified · 3 days ago
Great value and fast report. Booked at 9am and had results by evening.
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Questions people ask
How soon will I get my report?
Your report is delivered within 24 hours of sample collection — on WhatsApp and under My Orders.
Is home sample collection available?
Yes. A trained phlebotomist visits your home with sealed, single-use kits. Home collection is free.
Do I need to fast or prepare?
No fasting is required for this test unless your doctor advises otherwise.
How do I pay?
Pay online (UPI / cards) or pay at collection or at the centre. The price you see is what you pay — it includes the report, with no hidden charges.
Is the lab accredited?
Yes. Prima Diagnostics runs NABL-certified labs with strict quality control across 7 centres in Bengaluru.
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