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Test Code XM Crossmatch

Additional Codes

  • Expanse Test Name: Crossmatch Immediate Spin
  • Medinet Ref Code:XM
  • OV Code: BBK*XM

Performing Laboratory

St. Lukes Hospital Laboratory

Methodology

Agglutination, Gel Technology.

A Type and Screen will be performed as well.

If an antibody is present, antigen typing may be performed at an additional charge.

Specimen Requirements

Submit only 1 of the following specimens:
 

Preferred:

Whole Blood

Draw blood in a pink-top (K3 EDTA) tube(s), and send 7 mL of K3 EDTA whole blood refrigerated.

Note: 1. Specimen being drawn may result in a possible transfusion.Patient must be wearing an identification bracelet. Blood Bank identification band must be completed and placed on patient's wrist at time of specimen draw.
2. Identify patient by asking them to state their name. If patient cannot identify himself or herself, find someone who can positively identify patient.
3. Label specimen as follows prior to leaving patient's side. Using a ballpoint pen, fill out Blood Bank identification band as follows:
A. Patient's full name
B. Patient's date of birth

C. Date and time of draw
D. Phlebotomist's initials. 
Note: Press firmly so information written on label will be duplicated on band (blood band uses carbon).
4. Peel off label from wristband after information is completed and place on tube.
5. Wrap band around patient's wrist with number side out and firmly close clasp.
6. Cut/tear off remaining number portion of band.
7.Send labeled specimen and remaining number portion of band to laboratory.

8. Specimen can be used for testing/crossmatch for three days.

 

Alternate:

Serum

Draw blood in a plain, red-top tube(s), and send 7 mL of blood refrigerated. (Serum gel tube is not acceptable.)

Note:1. Specimen being drawn may result in a possible transfusion. Patient must be wearing an identification bracelet. Blood Bank identification band must be completed and placed on patient's wrist at time of specimen draw.
2. Identify patient by asking them to state their name. If patient cannot identify himself or herself, find someone who can positively identify patient.
3. Label specimen as follows prior to leaving patient's side. Using a ballpoint pen, fill out Blood Bank identification band as follows:
A. Patient's full name
B. Patient's date of birth

C. Date and time of draw
D. Phlebotomist's initials.
Note: Press firmly so information written on label will be duplicated on band (blood band uses carbon).
4. Peel off label from wristband after information is completed and place on tube.
5. Wrap band around patient's wrist with number side out and firmly close clasp.
6. Cut/tear off remaining number portion of band.
7. Send labeled specimen and remaining number portion of band to laboratory.

8. Specimen can be used for testing/crossmatch for three days.

Reference Values

Not applicable

Day(s) Test Set Up

Monday through Sunday

Test Classification and CPT Coding

CPT: 86920 - compatibility test, immediate spin technique

CPT: 86922 - compatibility test, antiglobulin technique (if appropriate)

LOINC: 1251-8