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HelpTest Code XM Type and Crossmatch
Clinical Indications
N/A
Additional Test Codes
Epic Order Sets: Adult Blood Transfusion & Massive Transfusion (MTP)
Sunquest Order Code: XM
Specimen Collection Type
Pink
Minimum Collection Volume
3 mL
Reference Range
N/A
Critical Value
N/A
Interpretation
A positive antibody screen indicates the presence of an alloantibody or autoantibody in plasma and additional testing may be required.
A negative antibody screen indicates no antibodies are currently detectable.
Rejection Criteria
Gross Hemolysis
Improper labeling
Specimen Availability for Add-on Testing
Only for additional blood bank testing.
Specimen Stability
3 days
Day(s) Performed
Monday through Sunday
Performing Lab- Department
TUKHS-BH-Transfusion Service
CPT Code
86900
86901
86850
LOINC Code
890-4
Test Alias
Crossmatch
Additional Information / Notes
Crossmatch expires 3 days from draw date at 2359.
A current negative result does not override a historical positive and compatible products may take additional time to prepare.