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

Cross-Match, Per Unit
Order Code: EXM
Order Form: A-1a Blood Center Request or IPR Req 		  Blood Bank - DeGowin Blood Center
C271 GH
356-2561 
Specimen
 
Blood
Collection Medium:
Pink top tube (EDTA sprayed) 


Minimum:


Adults:  A filled 6 mL pink top tube is recommended.
Pediatrics:  A filled 3 mL lavender top tube is recommended.
4 months-1 year:  1 ccmLn a 3 mL lavender top tube is recommended.
Neonates:  0.5 mL (full) lavender microtainer for patients 0-4 months.


Testing Schedule:


24 hrs/day, 7 days a week, including holidays.


Analytic Time:


15 minutes (upon receipt in laboratory)


Comments:


Type and screen (ABO and Rh type with antibody screen) must be 
completed to perform this test.

Immediate spin crossmatch will be performed for computer downtime in 
place of EXM or for special cases of patients with autoantibodies.  For 
patients with antibodies, average STAT is at least 75 minutes; emergent 
at least 45 minutes. An antiglobulin crossmatch is required for most 
patients with antibodies.


Methodology:


Nonserological for electronic crossmatch and tube test for immediate 
spin or antiglobulin


CPT Code:


EXM 86923, Immediate spin 86920, antiglobulin 86922


 


See also:
Type and Screen (T&S), Blood


 


See Additional Information:
Blood Center Services




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Updated: 02/13/2007

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.