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HelpTest Code RPRPT Syphilis Post Treatment
Additional Codes
N/A
Specimen and Container/Tube
Blood
Red top
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
Turnaround Time
Day(s) Performed
Monday through Sunday
STAT is available upon director’s approval.
CPT Codes
86592
LOINC Codes
30286592
Volume
Preferred Volume
4 mL
Specimen Minimum Volume
2 mL
Pediatric Volume
2 mL
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.
Test Components
Blood
Methodology
Flocculation
Synonyms/Search Keywords
Syphilis
Last Reviewed Date
08/24/2023
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 |