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Test & Collection Guide

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Renin - plasma

Laboratory:
Referred Test
Test Code:
REN
Specimen types:
Blood
Container types:
EDTA
EDTA - Paediatric
EDTA
Collection Instructions:

 

Collection Requirements for both or either tests

Collect into 4 mL EDTA tubes at Room Temperature. Do not collect on ice

If both Renin and Aldosterone are requested together, they can be collected into the same EDTA tube

In the laboratory, spin and separate the plasma immediately. Plasma is stable at Room Temperature if analysis is performed on the same day.

Renin must be frozen at -80 C. Transport plasma at room temperature (Maroondah and Angliss) until it can be place in -80 C Freezer.(Must be done within 3-4 hors).

Add-on tests for Renin and Aldosterone should not be done on samples which have been previously collected or stored at 4 C.

Renin will not be collected at Healesville Hospital and Yarra Ranges Health Collection Rooms.

Notes:

Prior to testing, patients should be withdrawn from diuretics, ACE inhibitors, angiotensin II receptor antagonists, beta blockers and calcium channel blockers for 3 weeks. Patients should also be well hydrated, have had 7g/day of salt for one week and have normal plasma potassium and bicarbonate levels.

 Deliver to laboratory ASAP at room temperature

Frequency:
Weekly
Reference Interval:

 

Upright

5.3 – 100 mIU/L

Supine

4.2 – 60 mIU/L

 

Laboratory Use Only
Storage Instructions:

Spin,seperate and freeze (-80 C), transport frozen.

Minimum plasma volume: 500 ul (1mL if aldosterone is also requested)

External Laboratory:
Austin Pathology
 External Laboratory details...