LOINCActiveBoth

LOINC Code 1993-5: Calcium renal clearance (24H U+S/P) [Vol/Time]

1993-5 is a LOINC code used to identify Calcium renal clearance (24H 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 Calcium 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 Calcium 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

  • Calcium renal clearance in 24 hour Urine and Serum or Plasma
  • Calcium renal clearance
  • 1 day; 24 hours; 24HR; Ca; Cal; Chemistry; Cl; Clear; Clearanc; Clearances; Clr; Flow; Kidney; 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

Calcium renal clearance (24H U+S/P) [Vol/Time]Calcium renal clearance in 24 hour Urine and Serum or PlasmaCalcium Cl 24h Ur+SerPl-vRateCalcium renal clearanceCHEMCalcium renal clearance, Urine+BloodVRat

Frequently asked questions

Code details

Code1993-5
SystemLOINC
Display nameCalcium renal clearance (24H U+S/P) [Vol/Time]
DescriptionCalcium renal clearance
Short nameCalcium Cl 24h Ur+SerPl-vRate
ComponentCalcium renal clearance
PropertyVRat
Timing24H
System (specimen)Urine+Ser/Plas
ScaleQn
ClassCHEM
Example unitsmL/min
StatusACTIVE
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released1.0
Last changed2.66

Consumer names

Calcium renal clearance, Urine+Blood

Part names

Calcium renal clearanceVRat24HUrine+Ser/PlasQnVolume Rate24 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.

LOINC Code 1993-5 | HealthAssure