What does this LOINC code represent?

This LOINC code identifies a lab observation, measurement, question, or clinical concept in a standardized format.

Is this enough to understand my test result?

No. The code identifies the test or observation, but the interpretation depends on the actual result, reference range, and clinical context.

LOINCActiveBoth

LOINC Code 26761-7: Sodium renal clearance (2H U+S/P) [Vol/Time]

Name: LOINC Code 26761-7: Sodium renal clearance (2H U+S/P) [Vol/Time]
Creator: HealthAssure Clinical Team
Published: 2026-05-21T08:59:14.097Z

26761-7 is a LOINC code used to identify Sodium renal clearance (2H U+S/P) [Vol/Time] 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 Sodium renal clearance. It is commonly used with the system or sample type Urine+Ser/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 Sodium renal clearance. It is commonly used with the system or sample type Urine+Ser/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: Both

What it does not mean

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

Key facts

Sodium renal clearance in 2 hour Urine and Serum or Plasma
Sodium renal clearance
120 min; 120 minutes; 120min; 2 hours; 2HR; Chemistry; Cl; Clear; Clearanc; Clearances; Clr; Flow; Kidney; Na; Na+; Pl; Plasma; Plsm; QNT; Quan; Quant; Quantitative; SerP; SerPl; SerPlas; Serum; Serum or plasma; SR; UA; UR; Ur+SerPl; Urn; Volume rate; vRate

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

Sodium renal clearance (2H U+S/P) [Vol/Time]Sodium renal clearance in 2 hour Urine and Serum or PlasmaSodium Cl 2h Ur+SerPl-vRateSodium renal clearanceCHEMSodium renal clearance, Urine+BloodVRat

Frequently asked questions

Code details

Code26761-7

SystemLOINC

Display nameSodium renal clearance (2H U+S/P) [Vol/Time]

DescriptionSodium renal clearance

Short nameSodium Cl 2h Ur+SerPl-vRate

ComponentSodium renal clearance

PropertyVRat

Timing2H

System (specimen)Urine+Ser/Plas

ScaleQn

ClassCHEM

Example unitsmL/min

StatusACTIVE

Order/ObservationBoth

Flags

BillableNo

Valid clinical useNo

Source

SourceLOINC

Version2.82

Releasemain

First released2.00

Last changed2.70

Consumer names

Sodium renal clearance, Urine+Blood

Part names

Sodium renal clearanceVRat2HUrine+Ser/PlasQnVolume Rate2 hoursUrine and Serum or 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.