Tests:Lactate Dehydrogenase, Serum

Overview
Department	Biochemistry
Test Code	PLD
Synonyms	LD LDH
Turnaround Time	1 – 3 hours
Stability – Add test	4 hours
Specimen Requirements
Specimen Type	Plasma Serum
Specimen Transportation
Preferred	6 mL Plain Red-Top
Acceptable	4 mL Li-Heparin Green-Top
Paediatric Requirements	600 µL  Li-Hep Microtainer
Aliquot Requirements
Sample Type	Plasma Serum
Minimum Volume	100 µL
Aliquot Transportation
Clinical Information
Reference Intervals	Age range Reference Interval 0 -14 days 310 – 1220 U/L > 14 day – 1 year 190 – 450 U/L > 1 year – 10 years 190 – 320 U/L > 10 years – 15 years 160 – 280 U/L > 15 years – 18 years 130 – 250 U/L > 18 years 110 – 220 U/L
Test Method	NADH consumption monitored at 340nm. Abbott Ci8200 analyser
Advanced Notice	Not required
Patient Preparation
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