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UAB
Coagulation Service Individual Assay List
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| Primary
Name |
Factor
X Assay |
| Synonym |
Factor
X Functional Assay |
| Synonym |
-- |
| Contraction |
FX |
| Contraction |
-- |
| Contraction |
-- |
| UAB
Procedure Number |
2500520 |
| CPT
Code |
85260 |
| Specimen |
Collect
one (1) blue-stopper tube (3.2% sodium citrate), filled to specified
volume. Do not underfill or overfill.
|
| Specimen
Management |
Note
time of collection and time of last treatment if applicable.
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;
deliver to lab by 1300 for same-day results |
| Test
Performed |
Monday-Friday. |
| Available
Stat? |
Pathologist's
approval required. |
| Description |
Congenital
factor X deficiency is rare and is inherited as one of several autosomal
recessive mutations. Acquired factor X deficiency is caused by liver disease,
amyloidosis, paraproteinemia, vitamin K deficiency or the use of Coumadin
therapy. Factor X deficiency is associated with moderate to severe bleeding. |
| Reference
Interval |
50-150% |
| Critical
Value |
-- |
| Therapeutic
Range |
-- |
| Follow-up
Test |
--
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| Associated
With |
Bleeding
disorders |
| Associated
With |
Vitamin
K deficiency |
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