Description
24Hrs URINE, NA, Fasting or Non Fasting: As suggested by doctor
Sample Required:
This test requires a blood sample, typically drawn from a vein in your arm by a healthcare professional.
Test Time:
The results of the Protein S Antigen Test are usually available within a few days. However, the exact turnaround time may vary depending on the laboratory’s workload.
Test Normal Range:
The normal range for protein S antigen levels can vary between laboratories. Results are reported in micrograms per deciliter (µg/dL) or as a percentage of normal.
What is the Test?
The Protein S Antigen Test measures the amount of protein S in your blood. Protein S is a natural anticoagulant, playing a vital role in regulating blood clot formation.
Test Procedure:
A healthcare provider will clean the area, usually in your arm, where they will draw the blood. Using a needle, they will collect a sample of your blood into a special tube. The blood sample is then sent to a laboratory for analysis. In the laboratory, the sample is tested to measure the amount of protein S antigen in the blood.
When to Take the Test:
Evaluate protein S levels in the blood. Diagnose or monitor conditions related to blood clotting, such as protein S deficiency. Assess the risk of excessive blood clotting or thrombosis.
Who Should Take This Test:
This test may be recommended based on clinical indications, such as a personal or family history of blood clotting disorders or other risk factors.
Precautions for Exceptional Cases (Pregnancy, etc.):
If you are pregnant or have specific medical conditions, it’s essential to discuss them with your healthcare provider before taking the test. Some factors can affect protein S levels and test results.

