Biochemistry
| Full details for "Creatinine Clearance". | |
|---|---|
Name |
Creatinine Clearance |
Alternative name/Profile |
Glomerular filtration rate (GFR) |
Department |
Biochemistry |
Investigation |
Creatinine clearance is used to assess the rate and efficiency of kidney filtration. Its calculation generally requires a paired timed urine sample e.g. 24hr urine sample, and a blood sample taken during the course of the collection period. Increasingly being replaced by use of eGFR calculation or Cockcroft-Gault calculation of creatinine clearance. |
Specimen type |
Serum & Urine |
Sample type |
|
Sample container & volume |
5mL - Red Tube & 24hr Plain collection |
Frequency of analysis |
|
Turnaround time |
3 days |
Availability |
|
Notes |
Blood sample to be taken within 24 hours of the urine collection The reference reange is for 1.73m2 Body Surface Area. Use patient's height and weight to correct for Body Surface Area. Collection instructions are available here |
Related links |
|
Reference range |
66 - 143 mL/min |
Last updated |
Fri, 10 Oct 2025 16:29:29 IST |