Closed rtni20 closed 1 year ago
In the xml we have
There exist a lot of association types/relationships (page 7 in documentation). The documentation mentions ingredients a lot when describing the association types. For example "may_prevent - preventative use or indication of an ingredient" which we understand as: An ingredient in the drug may prevent the disease.
There exist three other relation types labeled: CI_ChemClass, CI_MoA (drug -> MoA), CI_PE (drug -> PE).
Inside
Inside
HC concept types has a hierarchy that has drugs as leaf nodes. Depth=4. Start from root: Pharmaceutical and Biological Preparations -> 3 other sub categories -> A [Preparations], B, C, .... -> drugs.
parent_of associations can also go from EPC to APC but APC are simply additions of pharmalogical classes and exist in the EPC hierarchy.
RxNorm is the primary accepted and most ubiquitous drug terminology (video 1 around 1:30). MED-RT is an upgrade to to NDF-RT due to evolution in the clinical medical field.
Synonym Of relations map ingredients from one terminology to another :)
Pyramid hierarchy at 5:00 in video 1. Apelon Open Source Distributed Terminology System (DTS) Editor tool is used for the MED-RT browser to look up a concept or anything in the MED-RT world.
This issue aims to provide an overview of the MED-RT data