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22195 Crossmatch

Crossmatch
Test Code:  
Synonyms/Keywords
​T and C; Indirect Coombs, Indirect Antiglobulin Test, IAT, ABO Grouping, ABO-RH, Type and Rh, Compatibility testing, X-match, T & C, type and cross
Useful For
​Crossmatches are performed before administration of whole blood and all packed red blood cells to determine compatibility between donor cells and recipient plasma. Blood specimens will be held for 72 hours pending crossmatch orders.
Specimen Requirements
Fasting Required Specimen Type Preferred Container/Tube Acceptable Container/Tube Specimen Volume Specimen Minimum Volume
(allows for 1 repeat)
Pediatric Minimum Volume
(no repeat)
No​ Whole blood​ 6 mL EDTA
Pink Top Tube
(PTT)​
Two 3 mL EDTA Lavender Top Tubes (LTT)
 
6 ml Red Top Tube (RTT)​
3 mL ​ 2.5 mL ​ Two 0.5 mL microcollection tubes​
Collection Processing Instructions

​Must have an acceptable specimen drawn less than 72 hours before crossmatch.

For CLINIC patients where Hand-Held device is used for label generation: Patient must be arm banded with SCANID label. Specimen label must have the patient's complete first and last name, printed medical history number, date of birth, and specimen collection date and time.

For HOSPITAL patients where Hand-Held device is used for label generation: Patient must be arm banded. Specimen label must have the patient's complete first and last name, printed medical history number, date of birth, and specimen collection date and time.

If performing the collection without the use of the Hand-Held system:
CLINIC patient must be armbanded (arm band to include medical history number, first and last name, date of birth, collection date), specimen label must have the patient's complete first and last name, printed medical record number, handwritten medical record number, specimen collection date and time, date of birth, and phlebotomist initials.

For HOSPITAL patients, patient must be armbanded, specimen label must have patient's first and last name, printed medical history number, handwritten medical history number, specimen collection date and time, date of birth, and phlebotomist initials.

Specimen Stability Information
Specimen Type Temperature Time
​Whole blood/serum Refrigerate​ < 72 hours old​
Rejection Criteria
Not collected according to above protocol
Serum separator tubes (SST)​
Frozen​
Hemolyzed​
Performing Laboratory Information
Performing Location Day(s) Test Performed Analytical Time Methodology/Instrumentation
​Marshfield Monday through Sunday​ Less than 2 hours​ Serological​
Test Information

​Specimens drawn for blood typing cannot be used for other laboratory tests.

Send a complete Blood Bank request form to the Transfusion Service to request this test. Specify the component type to be received by the patient and the number of units needed.

A blood type and antibody screen are performed prior to the crossmatch. Crossmatches are performed before administration of whole blood and all packed red blood cells to determine compatibility between donor cells and recipient plasma. Blood specimens will be held for 72 hours pending crossmatch orders.

Uncrossmatched Red Blood Cell units are available for emergency release. Ordering physician is required to sign the Release for Emergency Blood.

Reference Range Information
Performing Location Reference Range
​Marshfield Compatible​
Outreach CPTs
CPT Modifier
(if needed)
Quantity Description Comments
86920​
Synonyms/Keywords
​T and C; Indirect Coombs, Indirect Antiglobulin Test, IAT, ABO Grouping, ABO-RH, Type and Rh, Compatibility testing, X-match, T & C, type and cross
Ordering Applications
Ordering Application Description
If the ordering application you are looking for is not listed, contact your local laboratory for assistance.
Specimen Requirements
Fasting Required Specimen Type Preferred Container/Tube Acceptable Container/Tube Specimen Volume Specimen Minimum Volume
(allows for 1 repeat)
Pediatric Minimum Volume
(no repeat)
No​ Whole blood​ 6 mL EDTA
Pink Top Tube
(PTT)​
Two 3 mL EDTA Lavender Top Tubes (LTT)
 
6 ml Red Top Tube (RTT)​
3 mL ​ 2.5 mL ​ Two 0.5 mL microcollection tubes​
Collection Processing

​Must have an acceptable specimen drawn less than 72 hours before crossmatch.

For CLINIC patients where Hand-Held device is used for label generation: Patient must be arm banded with SCANID label. Specimen label must have the patient's complete first and last name, printed medical history number, date of birth, and specimen collection date and time.

For HOSPITAL patients where Hand-Held device is used for label generation: Patient must be arm banded. Specimen label must have the patient's complete first and last name, printed medical history number, date of birth, and specimen collection date and time.

If performing the collection without the use of the Hand-Held system:
CLINIC patient must be armbanded (arm band to include medical history number, first and last name, date of birth, collection date), specimen label must have the patient's complete first and last name, printed medical record number, handwritten medical record number, specimen collection date and time, date of birth, and phlebotomist initials.

For HOSPITAL patients, patient must be armbanded, specimen label must have patient's first and last name, printed medical history number, handwritten medical history number, specimen collection date and time, date of birth, and phlebotomist initials.

Specimen Stability Information
Specimen Type Temperature Time
​Whole blood/serum Refrigerate​ < 72 hours old​
Rejection Criteria
Not collected according to above protocol
Serum separator tubes (SST)​
Frozen​
Hemolyzed​
Useful For
​Crossmatches are performed before administration of whole blood and all packed red blood cells to determine compatibility between donor cells and recipient plasma. Blood specimens will be held for 72 hours pending crossmatch orders.
Reference Range Information
Performing Location Reference Range
​Marshfield Compatible​
For more information visit:
Performing Laboratory Information
Performing Location Day(s) Test Performed Analytical Time Methodology/Instrumentation
​Marshfield Monday through Sunday​ Less than 2 hours​ Serological​
For billing questions, see Contacts
Outreach CPTs
CPT Modifier
(if needed)
Quantity Description Comments
86920​
For most current information refer to the Marshfield Laboratory online reference manual.