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UAB
Coagulation Service Individual Assay List
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| Primary
Name |
Fletcher
Factor Assay |
| Synonym |
Prekallikrein
Assay |
| Synonym |
-- |
| Contraction |
PK
Assay |
| Contraction |
-- |
| Contraction |
-- |
| UAB
Procedure Number |
2500550 |
| CPT
Code |
85292 |
| Specimen |
Collect
one (1) blue-stopper tube (3.2% sodium citrate), filled to specified
volume. Do not underfill or overfill.
|
| Specimen
Management |
Centrifuge
blue-stopper tube within 1 hour of collection, separate
plasma and test or quick-freeze at -70°C. |
| Specimen
Accepted |
Daily
including weekends |
| Times
Available |
0730-1600 |
| Test
Performed |
Test
performed by reference laboratory. Results available in four days. |
| Available
Stat? |
Pathologist's
approval required. |
| Description |
Fletcher
factor deficiency accounts for a prolonged activated partial thromboplastin
time test result. However, the deficiency has no clinical consequences. |
| Reference
Interval |
65-135% |
| Critical
Value |
-- |
| Therapeutic
Range |
-- |
| Follow-up
Test |
--
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| Associated
With |
-- |
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