1777. Creatinine (daily urine)
Important information
*For testing, the brougt-in biomaterial is taken
*For testing, urine is collected during the day (24 h)
Description
Creatinine is the end product of the metabolism of creatine and creatine phosphate. Creatine takes part in energy processes in muscle tissue. The intensity of creatinine excretion by the kidneys depends on the rate of protein breakdown in the muscles, the functional activity of the kidneys.
The study of creatinine levels in daily urine makes it possible to diagnose kidney diseases with high accuracy, to identify the causes of arterial hypertension. It should be carried out in conjunction with the determination of creatinine in the blood, creatine phosphokinase, ammonia, urea.
When and who needs the test?
- assessment of the functional state of the kidneys;
- dynamic monitoring of patients with kidney pathology;
- assessment of the correctness of the collection of daily urine for other laboratory tests.
Biological material
- Urine
Preparing for urinalysis
RULES FOR COLLECTING BIOMATERIAL
A spontaneous morning urine sample is used.
- Collect urine for 24 hours, maintaining a normal drinking regime.
- After waking up in the morning, empty your bladder (this portion of urine is poured into the toilet).
- All subsequent urine for testing should be collected within...