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Blood Sciences

Blood Test Information

Osmolality (Urine)

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Test Code: OSU

Tube type: Vacuette Urine Tube

Reference range
no range quoted


Turnaround Time
1 day

Department: Biochemistry

Clinical Application
Used in water deprivation test for investigation of polyuria, and as supporting evidence for diagnosis of SIADH in investigation of hyponatraemia.


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