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HelpTest Code AMY Amylase, serum
Laboratory Code
LAB48
Specimen Requirements
Submit only one of the following:
Preferred
Specimen Type: Serum
Container/Tube: Gold Top (SSTII)
Volume: 5.0 mL
Minimum Volume: 0.5 mL serum
Collection Instructions: Allow specimen to clot for 30 mins and centrifuge within 2 hrs.
Acceptable
Specimen Type: Plasma
Container/Tube: Green Top (Li Heparin/PST)
Volume: 4.5 mL
Minimum Volume: 0.5 mL plasma
Collection Instructions: Centrifuge within 2 hrs.
Specimen Stability
| Specimen Type | Serum/Plasma |
|---|---|
| Ambient | 24 hours |
| Refrigerate | 7 days |
| Frozen | 3 months |
Methodology
Enzymatic Assay
Days and Times Performed
24 hrs, TAT 1 day
Specimen Condition
| Haemolysis | OK |
|---|---|
| Icterus | OK |
| Lipaemia | OK |
| Others | Not applicable |
Reference Interval
| Age | (U/L) |
|---|---|
| 0 – 14 days | 3 – 10 |
| 15 days – 12 wks | 2 – 22 |
| 13 wks – < 1 yr | 3 – 50 |
| 1 – 18 yrs | 25 – 101 |
| 19 – 69 yrs | 25 – 125 |
| ≥ 70 yrs | 20 – 160 |
Testing Laboratory
National University Hospital
Clinical Chemistry, 67724346
Useful For
Differential diagnosis of pancreatic disease.
Service Code
31301
LOINC Code Information
1798-8
Update
Last updated 27/03/2025