Table 3.

UK grouping of rare diseases for research purposes

1. Cancer
2. Cardiovascular
3. Dementia and Neurodegenerative
4. Eye Disease
5. Gastrointestinal
6. Immunological Disorders
7. Metabolism
8. Musculoskeletal Disorders
9. Neuromuscular Disorders
10. Non-Malignant haematology
11. Paediatric (cross-cutting)
12. Renal Disease
13. Respiratory Disease
14. Skin

Legend: example of how RD have been grouped by the UK National Institute for Health Research (NIHR) - Translational Research Collaboration in Rare Diseases