Lithuanian Lung Cancer Implementation Guide
0.0.1 - ci-build Lithuania flag

Lithuanian Lung Cancer Implementation Guide, published by Lithuanian Medical Library. This guide is not an authorized publication; it is the continuous build for version 0.0.1 built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/HL7LT/ig-lt-lung/ and changes regularly. See the Directory of published versions

CodeSystem: SNOMED CT Extension Codes

Official URL: https://tx.hl7.lt/fhir/CodeSystem/snomed-extension-code Version: 0.0.1
Active as of 2026-09-10 Computable Name: SnomedExtensionCode

Local extension codes used in the Lithuanian lung cancer early diagnosis programme when no suitable SNOMED CT code is available. These codes extend SNOMED CT concepts with local granularity required by the ADP dataset.

This Code system is referenced in the definition of the following value sets:

This code system https://tx.hl7.lt/fhir/CodeSystem/snomed-extension-code defines the following codes:

CodeDisplayDefinition
interstitial-non-subpleural Interstitial lung changes - non-subpleural Non-subpleural interstitial lung changes (>5% of lung volume)
interstitial-subpleural-non-fibrotic Interstitial lung changes - subpleural non-fibrotic Subpleural non-fibrotic interstitial lung changes
interstitial-subpleural-fibrous Interstitial lung changes - subpleural fibrous Subpleural fibrous interstitial lung changes
interstitial-rb-ipl Respiratory bronchiolitis (RB-IPL) Respiratory bronchiolitis-associated interstitial lung disease
cac-none No coronary calcification No coronary artery calcification detected by visual assessment
cac-mild Mild coronary calcification Mild coronary artery calcification by visual assessment
cac-moderate Moderate coronary calcification Moderate coronary artery calcification by visual assessment
cac-severe Severe coronary calcification Severe coronary artery calcification by visual assessment
calcified Calcified Calcified density or texture finding

Description of the above table(s).