LOINCActiveObservation

LOINC Code 79758-9: Progression of problem since birth

79758-9 is a LOINC code used to identify Progression of problem since birth 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 Progression of problem since birth. 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 Progression of problem since birth. 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: Observation

What it does not mean

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

Key facts

  • Progression of problem since birth
  • This term was developed in collaboration with the National Institute of Health's National Eye Institute (NEI) as part of an effort to standardize the data elements collected by the National Ophthalmic Disease Genotyping and Phenotyping Network (eyeGENE).
  • EYE; EYE.HX; EYE.HX.NEI; History; Nominal; Point in time; Progress of prob since birth; 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

Progression of problem since birthProgress of prob since birthEYE.HX.NEIHxPt^PatientNom

Frequently asked questions

Code details

Code79758-9
SystemLOINC
Display nameProgression of problem since birth
Short nameProgress of prob since birth
ComponentProgression of problem since birth
PropertyHx
TimingPt
System (specimen)^Patient
ScaleNom
ClassEYE.HX.NEI
StatusACTIVE
Order/ObservationObservation

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.54
Last changed2.54

Part names

Progression of problem since birthHxPt^PatientNomHistoryPoint 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 79758-9 | HealthAssure