Tests:Caboxyhaemoglobin, Blood: Difference between revisions
Tests:Caboxyhaemoglobin, Blood
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! colspan="2" | | ! colspan="2" | | ||
== | == Overview == | ||
|- | |- | ||
|Department | |Department | ||
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FCOHb | FCOHb | ||
|- | |||
|Test Availability | |||
|Monday - Sunday, testing routinely available out of hours | |||
|- | |- | ||
|Turnaround Time | |Turnaround Time | ||
|30min - 1 hour | |30min - 1 hour | ||
|- | |||
|Stability - Test add | |||
|Samples collected into a full Green top tube are stable for several days | |||
|- | |- | ||
! colspan="2" | | ! colspan="2" | | ||
== | == Specimen Requirements == | ||
|- | |- | ||
|Specimen Type | |Specimen Type | ||
|Whole blood | |Whole blood | ||
|- | |||
|Specimen Transportation | |||
|Blood gas syringes must be transported immediately and processed within 30 minutes. | |||
|- | |- | ||
|Preferred | |Preferred | ||
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|- | |- | ||
|Acceptable | |Acceptable | ||
| | |Full 4 mL <span style="background:#3cb371"> Green-Top </span>tube collected anaerobically, Mix well | ||
|- | |- | ||
| | |Unacceptable | ||
| | |Clotted blood | ||
Serum | |||
Plasma | |||
|- | |- | ||
| | |Paediatric Requirements | ||
|0.2 mL in blood gas capillary | |0.2 mL in blood gas capillary | ||
|- | |- | ||
! colspan="2" | | ! colspan="2" | | ||
== | == Aliquot Requirements == | ||
|- | |- | ||
|Sample Type | |Sample Type | ||
| | |heparinised blood - DO NOT OPEN. | ||
|- | |||
|Preferred Volume | |||
|4 mL | |||
|- | |- | ||
|Minimum Volume | |Minimum Volume | ||
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|- | |- | ||
! colspan="2" | | ! colspan="2" | | ||
== | == Clinical Information == | ||
|- | |- | ||
|Reference Intervals | |Reference Intervals | ||
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|- | |- | ||
! colspan="2" | | ! colspan="2" | | ||
== | == Comments == | ||
|- | |- | ||
| colspan="2" |Heparin tube of blood must be as full as possible. | | colspan="2" |Heparin tube of blood must be as full as possible. | ||
Do not | Do not open the tube. | ||
|} | |} | ||
Revision as of 14:43, 12 March 2025
Overview | |
|---|---|
| Department | Biochemistry |
| Test Code | |
| Synonyms | CoHb
Carbon Monoxide FCOHb |
| Test Availability | Monday - Sunday, testing routinely available out of hours |
| Turnaround Time | 30min - 1 hour |
| Stability - Test add | Samples collected into a full Green top tube are stable for several days |
Specimen Requirements | |
| Specimen Type | Whole blood |
| Specimen Transportation | Blood gas syringes must be transported immediately and processed within 30 minutes. |
| Preferred | Minimum 1 mL in blood gas syringe |
| Acceptable | Full 4 mL Green-Top tube collected anaerobically, Mix well |
| Unacceptable | Clotted blood
Serum Plasma |
| Paediatric Requirements | 0.2 mL in blood gas capillary |
Aliquot Requirements | |
| Sample Type | heparinised blood - DO NOT OPEN. |
| Preferred Volume | 4 mL |
| Minimum Volume | |
| Aliquot Transportation | |
Clinical Information | |
| Reference Intervals | Non-smokers: <1.5%
Smokers: <9% |
| Test Method | Co-oximetry on Radiometer ABL90 FLEX blood gas analyser |
| Advanced Notice | Not required |
| Patient Preparation | Not required |
Comments | |
| Heparin tube of blood must be as full as possible.
Do not open the tube. | |