LOINCActiveBoth

LOINC Code 35264-1: Calcium intake 24 hour

35264-1 is a LOINC code used to identify Calcium intake 24 hour 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 intake. It is commonly used with the system or sample type ^Patient.

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 intake. It is commonly used with the system or sample type ^Patient.

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 intake 24 hour
  • Calcium intake
  • 1 day; 24 hours; 24HR; Ca; Cal; IO_INTAKE_SALTS+CALORIES; Mass Rate; mRate; QNT; Quan; Quant; Quantitative

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 intake 24 hourCalcium intake 24H-mRateCalcium intakeIO_IN_SALTS+CALSMRat24H^Patient

Frequently asked questions

Code details

Code35264-1
SystemLOINC
Display nameCalcium intake 24 hour
DescriptionCalcium intake
Short nameCalcium intake 24H-mRate
ComponentCalcium intake
PropertyMRat
Timing24H
System (specimen)^Patient
ScaleQn
ClassIO_IN_SALTS+CALS
Example unitsmg/24H
StatusACTIVE
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.11
Last changed2.61

Part names

Calcium intakeMRat24H^PatientQnMass Rate24 hours

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 35264-1 | HealthAssure