LOINCActiveObservation

LOINC Code 1623-8: Renin pre 600 ug furosemide PO (P) [Catalytic activity/Vol]

1623-8 is a LOINC code used to identify Renin pre 600 ug furosemide PO (P) [Catalytic activity/Vol] in laboratory and clinical observation data. You may see this code in lab systems, lab reports, EHR exports, interoperability feeds, or other structured clinical data exchanges. LOINC codes identify tests, measurements, observations, survey items, and clinical questions in a standardized way. It is associated with the component Renin^pre 600 ug furosemide PO. It is commonly used with the system or sample type Plas.

Reviewed by HealthAssure Clinical TeamUpdated 21 May 2026

What is this code?

LOINC codes identify tests, measurements, observations, survey items, and clinical questions in a standardized way. It is associated with the component Renin^pre 600 ug furosemide PO. It is commonly used with the system or sample type Plas.

When is it used?

  • Used in lab systems, EHRs, and clinical data exchange.
  • May identify a test, observation, survey item, or clinical document request rather than a diagnosis.
  • Status: ACTIVE
  • Order vs observation: Observation

What it does not mean

  • The code identifies the observation or test, not the actual result.

Key facts

  • Renin [Enzymatic activity/volume] in Plasma --pre 600 ug furosemide PO
  • Renin^pre 600 ug furosemide PO
  • Active renin; Angiotensin forming enzyme; Angiotensinogenase; Before; c210; Cardio; Cardiology; Catalytic Concentration; CHEMISTRY.CHALLENGE TESTING; Endocrine; Endocrinology; Furj; Heart Disease; Kidney; LASIX; LASJ; mcg; Nephrology; Pl; Plasma; Plasma renin activity; Plsm; Point in time; PRA; pre 600 ug Fur PO; QNT; Quan; Quant; Quantitative; Random; Renal

Where you may see this code

You may see this code in lab systems, lab reports, EHR exports, interoperability feeds, or other structured clinical data exchanges.

Common synonyms

Renin pre 600 ug furosemide PO (P) [Catalytic activity/Vol]Renin [Enzymatic activity/volume] in Plasma --pre 600 ug furosemide PORenin pre 600 ug Fur PO Plas-cCncRenin^pre 600 ug furosemide POCHALRenin before 600 ug Furosemide by mouth, BloodCCnc

Frequently asked questions

Code details

Code1623-8
SystemLOINC
Display nameRenin pre 600 ug furosemide PO (P) [Catalytic activity/Vol]
DescriptionRenin^pre 600 ug furosemide PO
Short nameRenin pre 600 ug Fur PO Plas-cCnc
ComponentRenin^pre 600 ug furosemide PO
PropertyCCnc
TimingPt
System (specimen)Plas
ScaleQn
ClassCHAL
Example unitsng/mL/h
StatusACTIVE
Order/ObservationObservation

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released1.0
Last changed2.42

Consumer names

Renin before 600 ug Furosemide by mouth, Blood

Part names

Renin^pre 600 ug furosemide POCCncPtPlasQnCatalytic ConcentrationPoint in time (spot)Plasma

About this content

This page is prepared by HealthAssure's clinical team using official coding standards from LOINC. AI tools assist with drafting explanations, which are then reviewed and verified by healthcare professionals for accuracy. This content is for informational purposes and does not replace professional medical advice. Meet our team.