FACTOR V LEIDEN MUTATION
Marquette General Health System
Alpha Code |
F5DNA | |
MGH LIS Test No |
742 | |
Schedule |
Monday - Friday | |
Testing Time |
4 days | |
Testing Lab |
Mayo Labs | |
QORR Test Code |
F5DNA | |
Type |
ACD whole blood | |
Volume |
5 mL | |
Temperature |
Ambient | |
Preservative |
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Collection Info |
Draw a full, yellow-top (ACD) tube, and send ACD whole blood in the original VACUTAINERS. Invert several times to mix blood. (GREEN-TOP [HEPARIN] TUBE IS NOT ACCEPTABLE.) Forward unprocessed whole blood promptly at ambient temperature only. |
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Clinical Utilities
Direct mutation analysis should be reserved for patients with
clinically suspected thrombophilia and:
1. APC-resistance proven or suspected by a low or borderline low
APC-resistance ratio.
2. An abnormally prolonged baseline APTT or ongoing
anticoagulant therapy (heparin, warfarin).
3. A family history of the FV R506Q mutation.
CPT Codes
83891,83892,83896x5,83903,83912
Reference Range
Interpretative Report Provided
Component Information
Additional Comments Questions or Comments email support@mgh.org
Reference Lab Home Page
Laboratory Main Page
Marquette General Health System Home Page