Specimen Preparation: Separate serum from cells within 2 hours of collection. Transport 3 mL serum (plain red) (Min: 1.5 mL). AND transport 5 mL whole blood (EDTA) (Min: 1 mL).
Storage/Transport Temperature: Room temperature. Specimens should be received within 24 hours of collection and testing must be performed within 48 hours of collection.
Remarks: Indicate patient's blood type on test request form.
Unacceptable Conditions: Serum specimens that have not been separated from the cells within 2 hours of collection.
Stability (collection to initiation of testing): After separation from cells: Ambient: 48 hours; Refrigerated: Unacceptable; Frozen: Unacceptable
Reference Interval:
Negative
CPT Code(s):
85475
Cross References:
Congenital Dyserythropoietic Anemia Type II (Acid Hemolysin (Ham Test)), Ham Test (Acid Hemolysin (Ham Test))