The University of Iowa (UIHC)
Department of Pathology
LABORATORY SERVICES HANDBOOK

Heparin Assay
Order Code: HEP
Epic Lab Code: LAB317
Order Form: A-1a Miscellaneous Request or Epic Req 		  Hemostasis/Thrombosis
6240 RCP
356-3573 
Specimen:
 
Plasma
Collection Medium:
Light Blue top tube (Na Citrate) 


Minimum:


Full draw; any size blue top (mix well)


Testing Schedule:


0800-1630 Monday through Friday.  For additional services, 
contact Clinical Pathology Resident on-call at pager #3404.


Analytic Time:


24 hours (upon receipt in laboratory)


Comments:


Scheduled through Hematology Consult Service, pager 4326.

Recommended target range for treatment of DVT or venous thromboembolism 
is 0.4-0.7 U/ml.


Methodology:


Anti Xa activity by chromogenic substrate.


CPT Code:


85520


 


See Additional Information:
Phlebotomy Tubes and Order of Draw




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Updated: 08/21/2007

Note: The information contained in this handbook is  
            for use by personnel of University of Iowa Health Care. 
            No other use is implied or intended.