Arterial blood is acceptable but not capillary.
Only applies to samples collected at AKH.
Send on ice within 5 minutes to the laboratory.
Please phone LabPLUS to give advance warning that sample is being sent.
As pyruvate is unstable, falsely low levels may be seen if samples do not reach the laboratory on ice, within 5 minutes of sampling.
2 x paediatric micro-heparin tubes are required.
Units: mmol/L
Reference range: Up to 0.18
Uncertainty of Measurement: 8%
Principle: End point colourimetric
Reagent: In-house reagents
Analyser: Indiko Plus
Primarily used to calculate the lactate/pyruvate ratio in lactic acidosis.
Emails to chemicalpathologist@adhb.govt.nz will receive priority attention from the on-call chemical pathologist.
If the query concerns a specific patient please include the NHI number in your email.
If email is not a suitable option, please contact the on-call chemical pathologist via Lablink (Auckland City Hospital ext. 22000 or 09-3078995).
Individual chemical pathologists may be contacted but will not be available at all times.
Dr Cam Kyle (Clinical Head) : CampbellK@adhb.govt.nz ext 22052 or mobile 027 276 0038
Dr Weldon Chiu : WeldonC@adhb.govt.nz ext 22045 or mobile 027 290 1073
Dr Samarina Musaad : SamarinaM@adhb.govt.nz ext 22402 or mobile 021 404 769
Whole blood samples must be deproteinised within 5 minutes of receipt in laboratory and stored at 2-8 o C.
Deproteinisation should be performed in duplicate where possible.
Deproteinisation procedure:
To a plastic pilot tube add:
1mL of 0.6mol/L Perchloric acid
0.5mL of sample
Mix well