Lactate dehydrogenase (LD)

Test Method
Chemical reaction
Specimen Required
Serum or plasma (Li-heparin).
Spec Type Min
Serum 500uL
When Tested
On Request
Turnaround Time
same day / next day
Reference Ranges
185 – 505 U/L.
Units of Measurement
U/L.
Contact
Test performed by RMH Biochemistry (9342 7360)

Lactic acid (lactate)

Test Method
Chemical reaction
Specimen Required
Plasma (NaF)
Spec Type Min
500uL
When Tested
On Request
Turnaround Time
same day / next day
Reference Ranges
0.4 – 2.2 mmol/L.
Units of Measurement
mmol/L
Contact
Test performed by RMH Biochemistry (9342 7360)

Lassa virus PCR

Test Method
RT-PCR, Conventional PCR
Specimen Required
Blood(ACD or EDTA), Plasma, Serum, CSF, Urine
Spec Type Min
200uL
When Tested
On request
Turnaround Time
same day / next day
Reference Ranges
n/a
Contact
9342 9628

LDL Cholesterol

Test Method
Chemical reaction
Specimen Required
Serum or plasma (Li-heparin).
Spec Type Min
Serum 500uL
When Tested
On Request
Turnaround Time
same day / next day
Reference Ranges
< 3.5 mmol/L.
Units of Measurement
mmol/L.
Contact
Test performed by RMH Biochemistry (9342 7360)

Legionella Culture

Test Method
Culture
Specimen Required
Respiratory specimen.
Spec Type Min
n/a
When Tested
On request
Turnaround Time
3-10 days
Normal Ranges
n/a
Reference Ranges
n/a
Cut Off Lower
n/a
Units of Measurement
n/a
Related Tests
n/a
Billing Advice
Non-rebatable
Contact
9342 9670

Legionella PCR

Test Method
TaqMan Real Time PCR
Specimen Required
Sputum, bronchial washings, aspirates and lavages, pleural and other sterile-site body fluids, and fresh biopsy specimens.
Spec Type Min
200ul
When Tested
3X weekly
Turnaround Time
3days
Normal Ranges
n/a
Reference Ranges
n/a
Cut Off Lower
ct-value >39
Units of Measurement
Ct-value
Related Tests
n/a
Billing Advice
Non-rebatable
Contact
9342 9670

Legionella Serology (screen)

Test Method
IF Total
Specimen Required
Serum (clotted blood)
Spec Type Min
100ul
When Tested
2x Weekly. A supplementary test to enable strain differentiation is done as required
Reference Ranges
titre <100 neg
titre : >100 pos titre
Units of Measurement
TITRE
Contact
9342 9647 / 9342 9648

Legionella urinary antigen detection

Test Method
EIA, Immunochromatography assay. Fluorescence immunoassay
Specimen Required
Urine.
Spec Type Min
When Tested
On Request
Turnaround Time
same day
Normal Ranges
n/a
Reference Ranges
Abs ratio >3
Cut Off Lower
EIA : 3.0 absorbance ratio
Units of Measurement
EIA: Absorbance ratio
Related Tests
n/a
Billing Advice
Non-rebatable
Contact
9342 9670

Leishmania spp (donovani) Serology

Test Method
IHA Total Antibody
Specimen Required
Serum only
Spec Type Min
100ul
When Tested
1x weekly
Reference Ranges
titre <16 neg
titre ³32 pos
Units of Measurement
TITRE
Contact
9342 9647 / 9342 9648

Leptospira PCR

Test Method
TaqMan Real Time PCR assay
Specimen Required
Serum, urine.
Spec Type Min
200ul
When Tested
Weekly
Turnaround Time
7 days
Normal Ranges
n/a
Reference Ranges
n/a
Cut Off Lower
>39 ct-value
Units of Measurement
Ct-value
Related Tests
n/a
Billing Advice
n/a
Contact
9342 9670

Lutenizing Hormone (LH)

Test Method
Luminescent Immunoassay.
Specimen Required
Serum
Spec Type Min
500uL
When Tested
2 x Weekly
Turnaround Time
7 days
Reference Ranges
M:1-9 mIU/mL F: Foll: 2-11 mIU/mL Mid-cycle: 19-103 mIU/mL Lut: 1-13 mIU/mL Post menopausal: 11-59 mIU/mL
Units of Measurement
mIU/mL
Contact
Test performed by RMH Biochemistry (9342 7360)

Lymphogranuloma venereum (LGV) PCR

Test Method
Taqman Real time PCR assay
Specimen Required
Chlamydia trachomatis positive DNA extract.
Spec Type Min
10ul positive DNA extract
When Tested
Weekly
Turnaround Time
Weekly
Normal Ranges
n/a
Reference Ranges
n/a
Cut Off Lower
>/=39
Units of Measurement
cycle threshhold (CT)
Related Tests
CHlamydia trachomaticx genotyping by PCR / sequencing
Billing Advice
Medicare rebatable
Contact
9342 9670