✦ ADD-ON TEST
Serum Osmolality
Serum osmolality measures the concentration of dissolved particles in blood and helps evaluate fluid and electrolyte balance, hydration status, and certain toxicities.
Why a doctor may order this
To investigate hyponatraemia, hypernatraemia, dehydration, or suspected toxin ingestion (e.g. alcohols).
Why you may need this
Concentrated blood — useful in sodium/water balance disorders.
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Clinic Collection
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Frequently Asked Questions
To investigate hyponatraemia, hypernatraemia, dehydration, or suspected toxin ingestion (e.g. alcohols).
Concentrated blood — useful in sodium/water balance disorders.
Open the Elab mobile app, choose your test, select a clinic, and complete payment securely inside the app.
Some blood tests require fasting. The Elab app and clinic team will show the relevant preparation instructions before sample collection.
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