Pathology Handbook

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Alternative Names:

Aldo/Renin Ratio (Recumbent)

Laboratory:

Clinical Biochemistry

Test Code:

RAR

Medicare rebatable:

Yes

Registration Instructions:

Use the 'Ambulant' code unless 'Recumbent' is specified on the request form.

Retrospective testing not possible.

If aldosterone AND renin are also requested, register for aldosterone/renin ratio only (RAA for ambulant; RAR for recumbent).

Specimen Types:

Plasma

Container Types:

EDTA 4 mL

Adults Volume or Mass:

4 mL

Minimum/Paediatric Volume or Mass:

4 mL

Collection & Request Instructions:

Collect at ambient temperature

To assist with result intepretation, please state relevant medication history (antihypertensives) on the request form.

Transport Instructions:

Send to lab immediately
Room Temperature

Samples must be forwarded to Laboratory immediately NOT on ice.

Processing Instructions:

Centrifuge
Aliquot
Freeze Immediately
Store at -80'C

Assay Frequency:

Twice weekly

External Laboratory:

The Alfred Pathology Service (APS)

External Transport Instructions:

Send Frozen on Dry Ice

USEFUL LINKS

Frozen Section Booking Form