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HelpTest Code FIBR Fibrinogen, LAB314
Performing Laboratory
St. Luke's Hospital Cedar Rapids
Specimen Requirements
Container/Tube:
Preferred: Full blue-top (sodium citrate) 1.8mL tube-Hemolyzed or short draw specimen is not acceptable.
Specimen Volume: 0.5mL sodium citrate plasma
Stability: Centrifuged specimens at 18-24°C must be tested within 4 hours of specimen collection
Collection Instructions: Centrifuge immediately after draw. Forward promptly. If there is a delay in transport of ≤4 hours or if mailing time is ≤4 hours, send specimen refrigerated. If testing not performed within 4 hours, plasma should be removed from cells and frozen at -20°C.
NOTE: Patients with a hematocrit of >55% must be recollected using an altered amount of sodium citrate.
Reference Values
|
|
Fibrinogen (mg/dL) |
||
|
Age |
Low |
High |
Critical |
|
0-1 day |
214 |
399 |
≤100 |
|
2-5 days |
208 |
462 |
≤100 |
|
6-30 days |
208 |
378 |
≤100 |
|
1-3 months |
137 |
379 |
≤100 |
|
4-11 months |
147 |
387 |
≤100 |
|
1 – 5 years |
200 |
400 |
≤100 |
|
6 – 10 years |
200 |
400 |
≤100 |
|
11 – 16 years |
200 |
400 |
≤100 |
|
>16 year |
200 |
400 |
≤100 |
Day(s) Test Set Up
Monday through Sunday
Useful For
A deficiency in fibrinogen is a rare occurrence, but when it does occur, it may produce severe hemorrhage.
Methodology
Clot Based Assay
Test Classification and CPT Coding
85384
Report Available
STAT within 1 hour of receipt
ROUTINE within 2 hours of receipt