Test Category: Biochemistry
Investigation Name:Renin

Alias or Abbreviation:PRA or Plasma Renin Activity
Accreditation:UKAS Accredited ISO15189:2022, on scope
Pathology Laboratory:Clinical Chemistry/ Biochemistry
Requestable Seperately?Yes
Units:mIU/L
Minimum Sample Volume:1 mL
Expected Turnaround Time:7 working days from receipt
Test Code:REN (If renin only request, ALRE (if renin & aldosterone requested.
Sample Type:
EDTA Tube (Purple top)Complex Reference Range:Upright: 5.3 - 99.1 mIU/L Supine: 4.2 - 59.7 mIU/L
Aldosterone:Renin Ratio <31 makes primary hyperaldosteronism (Conn's syndrome) unlikely
Aldosterone:Renin Ratio >=31 makes primary hyperaldosteronism (Conn's syndrome) more likely
For advice contact Duty Biochemist Ext: 5290
Collection Conditions / Other Information:LAB INSTRUCTIONS: Sample should be separated and frozen within 8 hours of collection. Do not chill sample collection tubes or store collection tubes on ice. 4 freeze thaw cycles acceptable
Separate immediately into aliquot tube, and store frozen plasma at -20°C. Transport frozen.
Referred to Another Laboratory?No
Site Sample Tested:Russell's Hall Hospital , Dudley site
Cost:Please email: bcpspathology.info@nhs.net for further details
Contact Number:01384 456111 EXT 2482