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

Terminology

Terminology

This page describes the CodeSystems and ValueSets defined in the Lithuanian Lung Cancer Implementation Guide.

CodeSystems

CodeSystem	Description
​LungRadsCategoryLtLung	LUNG-RADS assessment categories (0, 1, 2, 3, 4A, 4B, 4X) based on ACR LUNG-RADS v2022.
​LungRadsModifierLtLung	LUNG-RADS modifier codes. Currently defines S (significant or potentially significant incidental finding).
​LungRecommendationLtLung	Follow-up recommendation codes mapped to LUNG-RADS categories (repeat at 36 months, follow-up at 12/6/3 months, specialist consultation).
​PulmonaryNoduleTypeLocalLtLung	Local code for pulmonary nodule types not covered by SNOMED CT (part-solid).
​PulmonaryNoduleComponentCodeLtLung	Component codes for pulmonary nodule observation (CT slice number, pleural association).
LungQuestionnaireOptions	Answer option codes for ESPBI questionnaire forms used in the Lithuanian lung cancer prevention programme.

ValueSets

ValueSet	Description
​LungRadsCategoryVSLtLung	LUNG-RADS assessment categories.
​LungRadsModifierVSLtLung	LUNG-RADS modifier codes.
​LungRecommendationVSLtLung	Follow-up recommendation options.
​PulmonaryNoduleTypeVSLtLung	Pulmonary nodule types (solid, part-solid, ground-glass, calcified, cavitary).
​LungLobeVSLtLung	Lung lobes for anatomic localization (5 SNOMED CT body structure codes).
​PulmonaryNoduleMorphologyVSLtLung	Nodule morphology features (spiculated margins, microlobulated margins).
IncidentalFindingVS	Significant incidental findings detectable during LDCT (pulmonary and extra-pulmonary), based on SNOMED CT.