PSTF - Overview: Protein S Antigen, Plasma

Test Catalog

Test Name

Test ID: PSTF    
Protein S Antigen, Plasma

Useful For Suggests clinical disorders or settings where the test may be helpful

Investigation of patients with a history of thrombosis

Profile Information A profile is a group of laboratory tests that are ordered and performed together under a single Mayo Test ID. Profile information lists the test performed, inclusive of the test fee, when a profile is ordered and includes reporting names and individual availability.

Test IDReporting NameAvailable SeparatelyAlways Performed
PSFProtein S Ag, Free, PNoYes

Reflex Tests Lists tests that may or may not be performed, at an additional charge, depending on the result and interpretation of the initial tests

Test IDReporting NameAvailable SeparatelyAlways Performed
PSTProtein S Ag, Total, PNoNo

Testing Algorithm Delineates situations when tests are added to the initial order. This includes reflex and additional tests.

If this test is abnormal, then total plasma protein S antigen will be performed at an additional charge.

Special Instructions and Forms Library of PDFs including pertinent information and consent forms, specimen collection and preparation information, test algorithms, and other information pertinent to test

Method Name A short description of the method used to perform the test

PSF: Automated Latex Immunoassay (LIA)

PST: Latex Immunoassay (LIA)

NY State Approved Indicates the status of NY State approval and if the test is orderable for NY State clients.


Reporting Name A shorter or abbreviated version of the Published Name for a test; an abbreviated test name

Protein S Ag, P

Aliases Lists additional common names for a test, as an aid in searching

Free Protein S Antigen
Protein S Antigen, Total and Free
Protein S, Free and Total Antigen
S Protein Antigen
Total Protein S Antigen