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| Web: | MayoMedicalLaboratories.com |
|---|---|
| Email: | mml@mayo.edu |
| Telephone: | 800.533.1710 |
| International: | 507.266.5700 |
| Values are valid only on day of printing. | |
See "Coagulation Studies" in "Special Instructions."
1. Draw blood in a light blue-top (citrate) tube(s). Spin down, remove
plasma, spin plasma again, and place 1 mL of platelet-poor plasma
in plastic vial. (Glass vial is not acceptable.)
Note: Double-centrifuged specimens are critical for accurate
results as platelet contamination may cause spurious
results.
2. Freeze specimen immediately at < or = -40 degrees C, if possible.
3. Send specimen frozen.
4. If priority specimen, mark requisition, give reason, and request
a call-back.
Note: 1. Each coagulation assay requested should have its own
vial.
2. If ordering electronically, no form is required with the specimen.
If not ordering electronically, please complete and submit a
"Coagulation Request Form" (Supply T237) with the specimen.
Frozen\Refrig NO\Ambient NO
Specimens Other Than: Plasma
Anticoagulants Other Than: Sodium Citrate
Hemolysis: No
Thawing: Cold-Refreeze and Question; Warm reject
Lipemia: No
Monday through Friday