This paper describes a first attempt to map UMLS concepts to pictographs as a resource for translation systems for the medical domain. An evaluation of pictographs from two freely available sets shows that for many concepts no pictograph could be found and that word-based lookup is inadequate for this task.
Gerlach, J., Norré, M., Norré, M., & Spechbach, H. (2023). Translating Medical Dialogues into Pictographs: An Approach using UMLS. Studies in Health Technology and Informatics, 302, 823-824. https://doi.org/10.3233/SHTI230277 (Original work published 2023)