Test Code PROTS Coagulation, Free Protein S Antigen, Plasma
Performing Laboratory
ChristianaCare-Newark Campus
Methodology
Latex Agglutination
Reference Values
<6 months: contact laboratory at 302-733-3708
>6 months: 70-130%
Physician Office Specimen Requirements
Container/Tube: 2.7-mL light blue-top
(sodium citrate) tube
Specimen: Full tube - must be filled to
exactly 2.7 mL
Collection Instructions:
Note: Label tube with patient’s full name and
1 additional unique patient identifier such as date of birth,
medical record number, emergency ID number, or financial number.
Date and time of draw, collector’s initials, and type of
specimen are also required.
Day(s) Test Set Up
Routine Turnaround Time: not available
STAT Turnaround Time: not available