| Clue | Source | Date |
|---|---|---|
| Bone inflammation found in humans and horses | The Guardian Weekend | 20 May 2023 |
| Bone inflammation | The Times Concise | 24 Apr 2022 |
| I sit with toes twisted – that produces a sort of pain | ||
| Toes cracking? It's a problem with bone | ||
| Inflammation of bone. |