1030. Total Prostate-Specific Antigen (PSA)
Description
Prostate-specific antigen is a protein that is synthesized by the epithelium of the prostate gland and is presented in the body by free and bound fractions. An increase in its levels indicates the presence of pathological disorders in the work of the prostate gland (tumor, inflammation, trauma, etc.).
The analysis is used to diagnose prostate cancer, assess the effectiveness of its treatment, early detection of recurrence and the appearance of metastases.
It should be carried out in conjunction with the study of prostatic acid phosphatase, tissue polypeptide antigen.
When and who needs the test?
- early diagnosis of adenoma and inflammatory diseases of the prostate gland;
- diagnostics of ischemia or infarction of the prostate gland;
- early diagnosis of prostate cancer;
- differential diagnosis of prostate cancer and its benign diseases, as well as infectious and inflammatory processes of the urinary tract; evaluation of the effectiveness of drug therapy for prostate cancer;
- monitoring the results of surgical treatment of prostate cancer;
- timely diagnosis of recurrent prostate cancer after surgical treatment.
As part of a preventive examination for the early diagnosis of benign diseases and prostate cancer.
Biological material
- Venous blood
Preparation for blood testing for PSA
In order to exclude factors that may affect the test results, we recommend to follow the preparation rules:
- fn 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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