Table 3 Summary of results for the diagnostic criteria on Takotsubo syndrome [32]
Item | Frequency out of 16 (%) |
|---|---|
1. Left ventricular dysfunction (hypokinesia - 8, akinesia - 7, dyskinesia - 1) | 16 (100) |
2. Presence of a trigger (emotional, physical, or combined) | 16 (100) |
3. Neurologic disorders (e.g. subarachnoid haemorrhage, stroke/transient ischaemic attack, seizures or pheochromocytoma) | 0 (00) |
4. New Electrocardiography abnormalities | |
 ST-segment elevation | 7 (44) |
 ST-segment depression | 1 (6) |
 T-wave inversion | 8 (50) |
 QTc prolongation | 2 (13) |
5. Levels of cardiac biomarkers | |
 Elevated troponin level | 12 (75) |
 Elevated creatine kinase level (CK - 3, CKMB - 3, both - 1) | 7 (44) |
6. Coronary artery disease | 4 (25) |