EDTA (purple top), tube must be filled.
EDTA (purple top) 3 mls blood
Transport at room temperature only, do not chill sample. Sample stable for 6 hours at room temperature. Do not place next to samples that are on ICE (eg. ACTH)
Mon - Fri, 0800 - 1630 excl. Public Holidays
0.4 - 5.0 ng/mL/hr
Ideally collect samples after patients have been out of bed for > 2 hours and been seated for 5 - 15 minutes
Consider primary hyperaldosteronism when Renin is < 0.4 ng/ml/hr AND Aldosterone is >400 pmol/L