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Dermatoglyphics and the persistence of 'Mongolism'
1Department of Clinical Epidemiology and Biostatistics, Center for Health Economics and Policy Analysis, McMaster University, Hamilton, Ontario, Canada. millerf@mcmaster.ca
Social Studies of Science
|August 16, 2003
Summary
Despite new chromosome knowledge in 1961, the term "Mongolism" persisted for Down's syndrome (Trisomy 21). Older scientific practices and dermatoglyphics influenced continued use, showing network realignment rather than replacement.
Area of Science:
- Medical Genetics
- History of Science
Background:
- In 1961, researchers urged discontinuing
- Mongolism
- for Down's syndrome (Trisomy 21).
- This followed discoveries linking the condition to an extra chromosome 21, refuting 19th-century racial degeneration theories.
Observation:
- The terms
- Mongol
- and
- Mongolism
- persisted in scientific literature throughout the 1960s.
- This persistence occurred despite the established chromosomal basis of Down's syndrome.
Findings:
- New chromosomal knowledge did not immediately alter established scientific practices or terminology.
- The continued use of
- Mongolism
- reflects the enduring influence of older interpretive frameworks within human and medical genetics.
- Dermatoglyphics, an older diagnostic technology, played a role in maintaining these networks.
Implications:
- Scientific terminology shifts are influenced by existing networks and practices, not solely by new data.
- The realignment of scientific networks, rather than their complete replacement, characterized the post-1961 period for Down's syndrome research.
- Understanding the history of scientific language is crucial for interpreting past research and contemporary practices in genetics.