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HelpTest Code HZB Heinz Bodies
Laboratory Code
LAB315
Specimen Requirements
Submit one of the following specimens
Specimen Type: Whole Blood
Container/Tube: Lavender Top (EDTA)
Volume: 3.0 mL
Minimum Volume: 1.5 mL
Collection Instructions: Send whole blood specimen to laboratory immediately.
Specimen Type: Whole Blood
Container/Tube: Green top (Li Heparin)
Volume: 3.0 mL
Minimum Volume: 1.5 mL
Collection Instructions: Send whole blood specimen to laboratory immediately
Specimen Stability
| Specimen Type | Whole Blood |
|---|---|
| Ambient | 8 hours (preferred) |
| Refrigerate | 24 hours |
| Frozen | Reject |
Methodology
Methyl Violet Stain, Microscopy
Days and Times Performed
Monday through Sunday, office hours, TAT 3 days
Specimen Condition
| Gross Haemolysis | Reject |
|---|---|
| Icterus | OK |
| Lipaemia | OK |
| Others: Clotted, insufficient or frozen | Reject |
Reference Interval
Negative
Testing Laboratory
National University Hospital
Haematology, 67725354
Useful For
Detects denatured haemoglobin and aids in the detection of oxidative haemolysis, e.g. G6PD deficiency crisis.
Aids in the detection of unstable haemoglobin, e.g. Hb Koln.
Service Code
12301
LOINC Code Information
716-1
Update
Last updated 20/03/2025