Rapid Plasma Reagin with Reflex to Titer
| Sunquest Code: | RPRAB | ||
| Epic Code: | LAB8013 | Epic Name: | Rapid Plasma Reagin w Rflx to Titer |
| Order Instructions: | Order TREPT first. | ||
| Synonyms: | RPR; Nontreponemal (NTT) Ab | ||
| Methodology: | Semi-quantitative charcoal agglutination | ||
| Turnaround Time: | Performed three times per week; results are reported the next day. | ||
| Special Instructions: | Only ordered on Rheumatology Clinic patients and patients who had previous reactive treponema antibody. For all other patients order the Treponema Antibody with Reflex (TREPT). See Associated Links. | ||
| Associated Links: | |||
Collection Instructions
| Specimen: | Blood |
| Optimal Volume: | 6 mL |
| Minimum\Peds Volume: | 4.2 mL |
| Container: | Red or gold (gel) (Red (no gel)) |
| Causes for Rejection: | Hemolysis |
| Contraindications: | This test (RARAB) is not used to test CSF specimens; see VDRL, Cerebrospinal. |
Processing and Shipping
| Specimen Processing: | Centrifuge and leave sample in serum separator tube (preferred). Alternatively, aliquot 3 mL, 2 mL minimum. Store in refrigerator. |
| Shipping Instructions: | Ship at refrigerated temperature. |
| Stability: | 7 days at refrigerated temperature; for longer storage freeze. |
| Test Performed at or Referral Lab | Specialty Core (UMMC-East Bank) |
Interpretive
| Reference Range: | Nonreactive |
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