Von Willebrand Antigen Assay
| Label Mnemonic: | VWAG |
| Epic code: | LAB1167 |
| Downtime form: | Doctor/Provider Orders - Pathology Core and Specialty Care Nursery |
Hemostasis/Thrombosis
6240 RCP
356-3573
6240 RCP
356-3573
Specimen(s):
Plasma More information
Collection Medium:
 |
| Light Blue top tube 2.7 mL (Na Citrate) |
Minimum:
Full draw; 2.7 mL light blue top
Rejection Criteria:
Short drawn tube, clot, traumatic tap (excessive hemolysis).
Testing Schedule:
0800-1630 Monday, Wednesday and Friday. If you need results STAT, call Hematology resident (0800-1630, M-F) at 356-8628. All other times page the Pathology resident on-call at 3404.
Reference Range:
54-159%
Methodology:
Latex agglutination, absorption spectrophotometry
CPT Code:
85246
See Additional Information:
Hemolysis Chart
Phlebotomy Tubes and Order of Draw
Impact of Common Anticoagulants on Coagulation Tests
Hemolysis Chart
Phlebotomy Tubes and Order of Draw
Impact of Common Anticoagulants on Coagulation Tests
This test needs a separate tube! It CANNOT be done with any other coagulation tests.