Nomenclature and abbreviation heterogeneity in immune-mediated necrotizing myopathy: A call for standardization
Authors' conclusion
This review highlights a clear evolution and gradual consensus in IMNM nomenclature.
Study context
- Population
- English-language publications on immune-mediated necrotizing myopathy (IMNM), November 1974 to December 2023of 1236 identified
- Participants
- 626 participants
- Outcome
- IMNM nomenclature and abbreviations
Methodological detailsEnglish-language publications, descriptive statistics with temporal/geographic trend analyses
- English-language publications
- Descriptive statistics with temporal/geographic trend analyses
Main finding
As reported in the abstract
- "necrotizing" vs "necrotising", mentions
- 497 vs 66
- "necrotizing" vs "necrotising" after 2010, mentions
- 463 vs. 60
- "myopathy" vs "myositis" post-2010
- 487 vs. 44
- Prefix "immune-mediated" vs "autoimmune" post-2010, mentions
- 366 vs 91
- Antibody-based naming
- 7 %
- Statin-associated descriptors
- 11 %
- Abbreviation IMNM (abbreviations emerged in 2011)
- 80 %
- Abbreviation NAM
- 13 %
- Abbreviation NM
- 6 %
Original publication
Nomenclature and abbreviation heterogeneity in immune-mediated necrotizing myopathy: A call for standardization. Semin Arthritis Rheum. Published 16 February 2026. doi:10.
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