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UW Health SMPH
American Family Children's Hospital

UW Hospital and Clinics Lab Test Directory

Test Name: Cold Agglutinins

Test Code(s): CAGG / HCCAGG

Test Description: Link:

Testing Site: Testing will be sent to an approved reference laboratory.

Specimen Requirements

Collection Instructions: Keep specimen at 37C by wrapping a hot pack  (infant heel warmer) around the tube immediately after collection.  
BEFORE COLLECTING SPECIMEN, pre-warm a red top tube(e.g. in an infant heel warmer).  Have another infant heel warmer on hand to deliver the blood to the laboratory after collection. Transport specimen to UWHC Core Laboratory (B4/220) within 10 minutes of collection.

Collection Container: Preferred: Red top
Also Acceptable: Red cap with yellow ring (SST)

Specimen Processing: IMPORTANT:  Keep whole blood specimen at 37C during entire processing procedure.  

Specimen Transport: Transport whole blood specimen to UWHC Core Laboratory  (B4/220) within ten minutes of collection-keep specimen at 37C by wrapping tube in a hot pack (infant heel warmer).  Specimen MUST be processed prior to transport if coming from outreach location.  Transport processed serum on a cool pack.

Unacceptable Criteria: Refrigerated whole blood.


Expected Results:



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