LDH Isoenzymes | KK Women's and Children's Hospital

Specimen Container	Gel Separator tube ( adult ) Microtube ( paed ).
Specimen Requirement	Plain Blood Adult: 5 mL Paediatric: 1.3 mL
Orderable as Urgent?	No
Turn Around Time	7 days
Reference Value(s)	Total LDH: 250-580 U/L LD1: 40-183 U/L 16.1-31.5 % LD2: 73-241 U/L 29.2-41.6 % LD3: 42-152 U/L 17.0-26.2 % LD4: 15-71 U/L 5.9-12.3 % LD5: 8-100 U/L 3.2-17.3 % LD3: 42-152 U/L 17.0-26.2 % LD3: 42-152 U/L
Testing Laboratory Location	NUH
Laboratory	Clinical Chemistry
Contact Number	6394 1352
Day and Time Performed	Mon – Fri: 0800 hrs– 1700 hrs
Orderable on CPOE?	No
Downtime Form	Clinical Chemistry - Form A
Additional Information	2mL divided into 2 tubes each, containing 1mL.

Change History Notes

Last Updated - 05 Apr 2025