Prothrombin Antibody, IgG
| Abbrev Code: | ARMISC | ||
| Order Code: | LAB4909 | Order Name: | Send Outs Misc Test |
| Methodology: | ELISA | ||
| CPT Codes: | 86849 x1 | ||
| Turnaround Time: | Specimens are sent to reference laboratory Mon-Sat; results are reported within 1-8 days. | ||
Collection Instructions
| Specimen: | Blood |
| Optimal Volume: | 1 mL |
| Minimum\Peds Volume: | 0.8 mL |
| Container: | Red or gold (gel) Alternate Containers: Blue Na Citrate, 3.2% - fill to fill line on tube |
| Causes for Rejection: | Hemolyzed or lipemic specimens. |
Processing and Shipping
| Specimen Processing: | Centrifuge and aliquot 0.5 mL, 0.3 mL minimum. Store in refrigerator. |
| Shipping Instructions: | Ship at refrigerated temperature. |
| Stability: | After separation from cell: 48 hours at room temperature; 2 weeks refrigerated; 1 year frozen. |
| Test Performed at or Referral Lab | Lab Sendouts (ARUP) |
| Referral Lab number: | 51302 |
Interpretive
| Reference Range: | Less than 20.0 Units |
| Use: | Preferred second-line testing for strong suspicion or seronegative antiphospholipid syndrome (APS). Order incrementally or concurrently with other non-criteria antiphospholipid antibody tests. |
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