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HelpTest Code RPRPT Syphilis Post Treatment
Additional Codes
N/A
Specimen and Container/Tube
Blood
Red top
Collection Instructions
Offsite Collection Instructions
Collect blood from venipuncture. Fill red top tube and transport to UCMC. If transport is > 2 hours, refrigeration is required.
UCMC Collection Instructions
Collect blood from venipuncture. Fill red top tube completely and send to the laboratory.
Specimen Handling and Transport Instructions
Offsite Collection Instructions
Collect blood from venipuncture. Fill red top tube and transport to UCMC. If transport is > 2 hours, refrigeration is required.
Rejection Criteria
Clotted blood
Reference Values
Non-reactive
Test Components
Blood
CPT Codes
86592
LOINC Codes
30286592
Methodology
Flocculation
Additional Information
The interpretation is as follows using CDC guidelines:
|
Syphilis IgG |
RPR |
TPPA |
Interpretation |
|
Non-Reactive |
(Not performed) |
(Not performed) |
Syphilis unlikely |
|
Reactive |
Reactive |
(Not performed) |
Untreated or previously treated syphilis confirmed |
|
Reactive |
Non-Reactive |
Non-reactive |
Syphilis unlikely unless clinical findings are strongly |
|
Reactive |
Non-Reactive |
Reactive |
Active or previously treated syphilis likely; determine |
Volume
Preferred Volume
4 mL
Specimen Minimum Volume
2 mL
Pediatric Volume
2 mL
Turnaround Time
Day(s) Performed
Monday through Sunday
STAT is available upon director’s approval.
Synonyms/Search Keywords
Syphilis
Last Reviewed Date
08/24/2023