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Diseases as natural kinds
1Philosophy Department, Lancaster University, Furness College, Room B25, Lancaster LA1 4YG, UK. s.dragulinescu@lancaster.ac.uk
Theoretical Medicine and Bioethics
|June 26, 2010
Summary
This study argues that diseases, like Graves disease, are natural kinds, similar to those in exact sciences like gold. This challenges the idea of an ontological gap between medical and scientific classifications.
Area of Science:
- Philosophy of Medicine
- Metaphysics of Science
- Medical Epistemology
Background:
- The classification of diseases in medicine is often debated in terms of its scientific rigor.
- Distinctions are frequently made between natural kinds in the exact sciences and categories used in medicine.
Purpose of the Study:
- To investigate whether disease categories, specifically life-threatening conditions, can be considered natural kinds.
- To challenge the notion of an ontological gap between medical and exact science kinds.
Main Methods:
- Comparative analysis of a classical exact science kind (gold) and a disease kind (Graves disease).
- Examination of natural properties, induction, and participation in laws for both kinds.
- Philosophical argumentation regarding the ontological status of disease kinds.
Main Results:
- At least some ill organisms, particularly those in somatic medicine, constitute natural kinds.
- No justifiable 'ontological gap' exists between disease kinds and exact science kinds.
- The difference between these kinds is a matter of degree, not fundamental distinction.
Conclusions:
- Disease kinds share fundamental characteristics with natural kinds found in exact sciences.
- The ontological status of diseases supports their classification as natural kinds.
- This perspective reframes the scientific standing of medical classifications.
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