Sample type: Urine
Test name: Urine Urea
Condition / Indication: Fluid balance
Special precautions & notes: Can be measured in either a random or 24 hour sample. Can also be measured on acidified urine.
Reference range: No reference ranges quoted for random urine samples due to variability. Results should be interpreted in context with serum results, paired urine and serum osmolalities, current medications and fluid status. Note new reference ranges from 14/11/22: 24 hour samples: Urine Urea 250-570 mmol/24hr.
Container: 24 hour (Plain - Green container)
Alternative container: Urine plain 5ml (Beige top)
Ideal volume (mL): n/a
Referred outside NBT for analysis? No
Discipline: Clinical Biochemistry
Section: Automated Laboratory
Turnaround time: 1 day