| Recent changes for Free Fatty Acid |
|---|
| Date | Field | Changed From | Changed To |
|---|
| 2nd February 2026 | Assay name | Free Fatty Acid | Neonatal Hypoglycaemia Investigations |
| Alternative names | FFA
Free Fatty Acids | |
| Request Group | FFA | See Registration Instructions |
| Volume (Adults) | 4 mL | |
| Minimum/Paediatric Volume | 1 mL | |
| Preferred Specimen Type | Blood | Blood
Urine random |
| Preferred Container Type | Fluoride Oxalate | Fluoride Oxalate
SST
EDTA 3 mL
Lithium Heparin (with Gel)
Sterile Container |
| Optional Container Type | | Venous Blood Gas Syringe
Guthrie card |
| Collection & Request Instructions | | Collect on Ice
Deliver to laboratory within 60 minutes |
| Collection & Request Instructions | |
| Test |
Test Code |
Container |
| Glucose |
GLFO |
Flox or Blood gas |
| Lactate |
LACT |
Flox or Blood gas |
| Insulin |
INS |
SST on ice |
| Beta Hydroxy-butyrate |
HYBU |
SST |
| Cortisol |
CORT |
SST |
| Growth Hormone |
GH |
SST |
| Ammonia |
AMMON |
EDTA on ice |
| Plasma amino acids |
AMAC |
Lith Hep on ice |
| Free Fatty Acids |
|
Flox on ice |
| Carnitine/acylcarnitine |
CARN |
Guthrie card |
| Urine organic acids |
|
Urine jar |
|
| Frequency | Monthly | Daily |