1011. Prolactin
Important information
*The biomaterial can be taken during the whole working day of the lab center
*For woman an operator specifies the day of the menstrual cycle or the gestational age
*To increase the reliability of the results, it is recommended to have blood drawn 3–4 hours after waking up
Description
Prolactin is a pituitary hormone that regulates reproductive system function and influences metabolic processes, the immune system, and others.
It is tested when reproductive disorders are suspected: in women – infertility, menstrual irregularities, polycystic ovary syndrome; in men – erectile dysfunction, infertility. Measuring prolactin levels helps identify causes of reproductive issues and diagnose pituitary tumors (prolactinomas).
This test is performed alongside TSH, LH, FSH, and free testosterone index.
When and who needs the test?
- Diagnosis of the causes of galactorrhea, prolactinomas, headaches, and visual impairment.
- Diagnosis of infertility and menstrual cycle disorders.
- Assessment of pituitary gland function.
- Clinical signs of hyperandrogenism.
- Recurrent pregnancy loss.
- Monitoring the effectiveness of prolactinoma treatment.
- Exclusion of hyperprolactinemia in men with gynecomastia.
- Infertility in women and men.
- Azoospermia.
- Suspicion of breast and pituitary tumors (micro- and macroadenomas) in men.
- Hypothyroidism.
- Suspicion of pituitary tumors.
- Suspicion of breast tumors.
Biological material
- Venous blood
Preparing for a blood test
In order to exclude factors that may affect the test results, we recommend to follow the preparation rules:
- an important condition for laboratory tests is to take blood on an empty stomach.
- 6-12 hours before the test, you should avoid eating, drinking alcohol, smoking, and limit physical activity. Drinking...
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