Factor XIII Activity
2006182
Ordering Recommendation
First-line test to diagnose FXIII deficiency. Appropriate for evaluation of patients with a bleeding disorder present with normal PT, PTT, and platelet count test results. Use for monitoring FXIII therapy and for confirming abnormalities detected on FXIII qualitative assay.
Submit With Order
Mnemonic
F13 A
Methodology
Chromogenic Assay
Performed
Wed
Reported
1-8 days
New York DOH Approval Status
This test is New York DOH approved.
Specimen Required
Patient Preparation
 
Collect
Lt. blue (sodium citrate). Refer to Specimen Handling at www.aruplab.com for hemostasis/thrombosis specimen handling guidelines.  
Specimen Preparation
Transfer 2 mL platelet-poor plasma to an ARUP Standard Transport Tube. (Min: 1 mL)  
Storage/Transport Temperature
CRITICAL FROZEN. Separate specimens must be submitted when multiple tests are ordered.  
Unacceptable Conditions
Serum. Non-frozen specimens. Hemolyzed specimens. Wrong anticoagulant (non-sodium citrated plasma).  
Remarks
 
Stability
Ambient: 4 hours; Refrigerated: Unacceptable; Frozen: at -20°C or below: 1 month; Frozen at -70°C or below: 3 months  
Reference Interval
Factor XIII Activity 69-143%
Interpretive Data
Refer to Statement B under Testing Information at http://www.aruplab.com.

See Compliance Statement D: www.aruplab.com/CS
Note
CPT Code(s)
85290
Components
Component Test Code*Component Chart Name
2006183Factor XIII Activity
* Component test codes cannot be used to order tests. The information provided here is not sufficient for interface builds; for a complete test mix, please click the sidebar link to access the Interface Map.
Cross References
  • Factor 13
  • fibrin stabilizing factor