Presenting features and treatment responses
| Case No | Age | Sex | FH | CCF | AR (per min) | VR (per min) | SF | Failed treatment | Successful treatment | Treatment response |
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 6 weeks | F | + | Severe | 158 | 260 | Poor | S, D | A, D, S | Normal function, VR 120/min |
| 2 | 12 weeks | M | + | Severe | 142 | 272 | Poor | Ver + CV | – | Died |
| 3 | 10 months | F | – | Moderate | 150 | 214 | 7% | D | A, S | SF 18%, VR 100/min |
| 4 | 4 years | F | – | – | 100 | 140 | 25% | – | S | Normal function, VR 74/min |
| 5 | 7 years | M | – | – | 90 | 180 | 25% | – | S | Normal function, VR 120/min |
| 6 | 8 years | M | – | Shock | 130 | 230 | 3% | S, A | Pacemaker | SF 10%, VR 80/min |
A, amiodarone; AR, atrial rate; CCF, congestive cardiac failure; CV, cardioversion; D, digoxin; FH, family history; S, sotalol; SF, shortening fraction; Ver, verapamil; VR, ventricular rate; –, absent; +, present.