The MeSH 2023 Update - Replace Report for Descriptors lists Descriptors where an existing MeSH term has been replaced by another term. Note that replacement terms are not necessarily new to the vocabulary; terms are sometimes consolidated under or moved to other existing terms.

The MeSH 2023 Update - Replace Report for SCRs lists Supplementary Concept Records (SCRs) where an existing MeSH term has been replaced by another term. Note that replacement terms are not necessarily new to the vocabulary; terms are sometimes consolidated under or moved to other existing terms.

The MeSH 2023 Update - Update (All Fields) Report lists each individual modification made to a Descriptor. More than one field on a term can be modified during YEP, resulting in a term having multiple entries on the list.

The MeSH 2023 Update - Update (All Fields) Report lists each individual modification made to a Supplementary Concept Record (SCR). More than one field on a term can be modified during YEP, resulting in a term having multiple entries on the list.