| 12585-6 | Creatinine in 2 hour Urine |
| 12586-4 | Creatinine in 4 hour Urine |
| 12587-2 | Creatinine in 6 hour Urine |
| 12588-0 | Creatinine in 8 hour Urine |
| 12589-8 | Creatinine in 12 hour Urine |
| 16689-2 | Creatinine in 48 hour Urine |
| 16690-0 | Creatinine in 72 hour Urine |
| 2162-6 | Creatinine in 24 hour Urine |
| 58998-6 | Creatinine in 18 hour Urine |
| 72821-2 | Creatinine (calculated in urine collected for unspecified duration) |
| 93733-4 | Creatinine in 5 hour Urine |