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HelpTest Code ICG Indocyanine Green test
Specimen Requirements
Specimen Type: Serum
Container/Tube: Red top/ SSTII Gold top.
Minimum volume: 0 min specimen - 3.0mL serum, 15 min specimen -1.5mLserum
Collection Instructions: Collect 2 yellow tubes (2x5mL) or 3 yellow child tubes (for 5-11 yrs old) or 12 yellow paeds tubes of blood prior to ICG injection. Collect another yellow tube of blood (1x5mL) or 2 yellow child tubes (for 5-11 yrs old) or 6 yellow paeds tubes exactly 15 minutes after injection.
The remaining ICG in bottle must be sent along with the specimens. After collection, wrap all blood specimens in aluminium foil before sending to the laboratory
It is important to include the bottle of ICG dye together with the samples.
For NUH staff please refer to link http://nuhweb/css/pharma/guidelinesProtocols.html Indocyanine Green (ICG-Pulsion)
Specimen Stability
** Preferred temperatures for storage prior to and during shipping to NUH **
| Specimen Type: | Serum |
|---|---|
| Ambient: | NA |
| Refrigerate: | 5 days |
| Frozen: | NA |
Unacceptable Condition
| Haemolysis | NA |
|---|---|
| Icterus | NA |
| Lipaemia | NA |
| Others | bottle of ICG dye not included |
Days and Times Performed
Monday to Friday, TAT 3-5 days
Reference Values
0 – 14.9%
Methodology
Spectrophotometry
Service Code
31957
Testing Laboratory
Referring Laboratory
National University Hospital
Clinical Chemistry, 67724346
Performing Laboratory:
Department of Pathology
Singapore General Hospital
Outram Road
Singapore 169608
63214950
Useful For
Liver function test, evaluating biliary clearance
Update
Last updated 29/05/2024
Alias
ICG Retention