On January 5, 2018, NLM staff provided a highlights tour of the 2018 Medical Subject Headings (MeSH). A 20-minute presentation featured a deleted subheading; new publication types; isotope and radioisotope terminology updates; additional terminology for viruses, smoking, and sugars; and restructuring in the plant and animal terminology. Following the presentation, Indexing and MeSH experts answered user questions.

For more information about 2018 MeSH, see What's New for 2018 MeSH, MEDLINE Data Changes - 2018, and the Introduction to MeSH - 2018.

Last Reviewed: November 20, 2019