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HelpTest Code APT APT's Test for Fetal Haemoglobin
Specimen Requirements
Submit only one of the following specimens
Specimen Type: Vomitus
Container/Tube: Sterile Screw-capped Container
Volume: 1.0mL
Minimum Volume: 0.5mL
Collection Instructions:
1. Specimen should be collected into plain sterile container.
2. Test should be run on freshly obtained specimen.
3. Send specimen to the laboratory immediately.
Specimen Type: Blood Stained Stool
Container/Tube: Sterile Screw-capped Container
Volume: 1.0mL
Minimum Volume: 0.5mL
Collection Instructions:
1. Specimen should be collected into plain sterile container.
2. Test should be run on freshly obtained specimen.
3. Send specimen to the laboratory immediately.
Specimen Type: Blood Stained Stool
Container/Tube: White Diaper
Collection Instructions:
1. Specimen should be collected on a white diaper or a substance
where colour would not interfere with test results.
2. Test should be run on freshly obtained specimen.
3. Send specimen to the laboratory immediately.
Reference Interval
Negative for fetal blood
Days and Times Performed
Monday through Sunday, TAT 1 day
Methodology
Alkaline Hematin Method
Service Code
12123
Update
Last updated 18/03/2016
Unacceptable Condition
| Brown or tarry stools | Reject |
|---|
Specimen Stability
**Preferred temperatures for storage prior to and during shipping to NUH**
| Specimen Type | Vomitus/Stool |
|---|---|
| Ambient | 8 hours |
| Refrigerate | NA |
| Frozen | NA |
Testing Laboratory
National University Hospital
Haematology, 67725354
Useful For
Differentiation of gastrointestinal hameorrhage from the “swallowed blood syndrome” in newborn infants.