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Symptoms at diagnosis
| Symptom | Frequency, n (%) |
|---|---|
| Total n = 16 | |
| Chest paina | 14 (88) |
| Grade I | 2 (14) |
| Grade II | 3 (21) |
| Grade III | 3 (21) |
| Grade IV | 6 (43) |
| Dyspnoea | 6 (38) |
| Palpitations | 4 (25) |
| Syncope | 5 (31) |
| Ventricular arrythmia | 0 (0) |
Chest pain was classified by the Canadian Cardiovascular Society Angina Classification System.
