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Test Overview
Hemolysis
To rule out the diagnosis of paroxysmal cold hemoglobinuria (PCH) in cases of hemoglobinuria, cold exacerbated hemolysis, unusual presentation of apparent warm or cold autoimmune hemolytic anemia (AIHA). A positive test is considered diagnostic for PCH.
Interpretive report provided under Immunohematology Consult.
* Reference ranges may change over time. Please refer to the original patient report when evaluating results.
Specimen Requirements
See Donath Landsteiner Test for Outpatients
2 mL EDTA whole blood
1 mL EDTA whole blood