CH_CRL (v0.2.1)
This page is part of the CH-CRL (R4) (v0.2.1: STU) based on FHIR R4. This is the current published version. For a full list of available versions, see the Directory of published versions 
The data item indicates the presence or absence of tumour cells in lymphatic vessels within and at the margins of the primary tumour, as well as afferent and efferent lymphatics, as noted microscopically by the pathologist. Lymphatic invasion (Variable number: 4.14) in 'NATIONAL CANCER DATA DICTIONARY, V 1.1, Part A, BASIC VARIABLES for Adults, Adolescents, and Children' see Nationale Krebsregistrierungsstelle > Partner im Gesundheitswesen > Information, Grundlagen und Datenstruktur zum KRG.
This code system http://fhir.ch/ig/ch-crl/CodeSystem/nkrs-lymphaticinvasion defines the following codes:
| Code | Display | Definition |
| 0 | L0 | No lymphatic invasion. |
| 1 | L1 | Lymphatic invasion. |
| 8 | LX | Lymphatic invasion cannot be assessed. |