2269. Free Cortisol (daily urine)
Important information
*For testing, the brougt-in biomaterial is taken
*For testing, urine is collected during the day (24 h)
Description
Cortisol (stress hormone) is a substance synthesized by the adrenal glands and regulates several important physiological processes in the body.
Determination of cortisol levels is essential for the diagnosis of many diseases of the endocrine system. Since the level of cortisol changes during the day, a single determination of this indicator in the blood may not be informative enough. That is why the assessment of the total (daily) amount of cortisol in the urine objectively reflects the secretion of the hormone.
When and who needs the test?
- multiple and progressive symptoms characteristic of the syndrome/disease.
- atypical clinical symptoms for the age of the patient (osteoporosis, arterial hypertension)
- in children with stunting and overweight
- adrenal incidentaloma with visual signs of adenoma
- control of corticosteroid therapy
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...