LOINCActive

LOINC Code 42552-0: Event description food/nutrition MERSTH

42552-0 is a LOINC code used to identify Event description food/nutrition MERSTH 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 Event description.food &or nutrition. 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 Event description.food &or nutrition. 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
  • Method: Observed.MERSTH

What it does not mean

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

Key facts

  • Event description food/nutrition MERSTH
  • Event description.food &or nutrition
  • Event Desc food/nutrition; Finding; Findings; Medical Event Reporting System-Total Health System; Nominal; Patient safety; Point in time; Random

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

Event description food/nutrition MERSTHEvent Desc food/nutrition MERSTHEvent description.food &or nutritionPATIENT SAFETYFindPt^Patient

Frequently asked questions

Code details

Code42552-0
SystemLOINC
Display nameEvent description food/nutrition MERSTH
DescriptionEvent description.food &or nutrition
Short nameEvent Desc food/nutrition MERSTH
ComponentEvent description.food &or nutrition
PropertyFind
TimingPt
System (specimen)^Patient
ScaleNom
MethodObserved.MERSTH
ClassPATIENT SAFETY
StatusACTIVE

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.16
Last changed2.27

Part names

Event description.food &or nutritionFindPt^PatientNomObserved.MERSTHEvent description food/nutritionFindingPoint in time (spot)

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 42552-0 | HealthAssure