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U & E
minimum sample volume required ~ 5ml
Tube type: SST
Other acceptable tube types
Lithium heparin (pale green)
Special instructions
None
Time limit for add on
3 days post collection.
Linked to
C&E, Urea
Turnaround Time
1
day
Department: Biochemistry
Clinical Application
Reference ranges:
Creatinine:
Males, 17+ years old: 64 - 104µmol/L
Females, 17+ years old: 49 - 90µmol/L
Please refer to report for creatinine reference ranges for those under 17 years of age.
Urea:
0 - 27D: 0.8 - 5.5mmol/L
28 - 365D: 1.0 - 5.5mmol/L
1 - 15 years old: 2.5 - 6.5mmol/L
16+ years old: 2.5 - 7.8mmol/L
Webpage updated: February 2026.
