Cold Agglutinin Titer, Quantitative
Detection of the presence of cold agglutinins in patients with suspected cold agglutinin disease
Red-top tube or gel-barrier tube
Transport blood immediately to laboratory. Incubate at 37°C and allow to clot at 37°C. Separate serum from cells. If there is not a 37°C incubator, allow to clot at room temperature and separate serum from cells immediately after clotting.
Do not refrigerate prior to separation of serum from red cells. Store separated serum in refrigerator.
Refrigeration of the specimen before separating serum from cells