Table 2.
Pre- and postnatal electrophysiological findings and tumor locations in all fetuses
| No | GA (weeks) at measurement |
Location of multiple tumors |
Referred diagnosis |
Different diagnosis by fMCG |
Additional diagnosis by fMCG |
P (ms) | PR (ms) | QRS (ms) | QT (ms) | QTc (ms) | RR (ms) | Postnatal ECG finding |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 33 | right and left ventricle | SVT | sinus tachycardia | atrial ectopic tachycardia with WPW | 38 | 63 | 58 | 280 | 469 | 357 | WPW |
| 2 | 26 2/7 | right atrium, right ventricular apex | sinus bradycardia | single ectopy | intermittent WPW, prominent p-waves, short PR interval, change in QRS morphology | 40 | 67 | 52 | 349 | 493 | 503 | ? |
| 3 | 34 3/7 | right ventricle, tricuspid valve | normal | intermittent T-wave inversion, ST depression, QRST wave discordance | 61 | 104 | 60 | 252 | 382 | 434 | no WPW | |
| 4 | 20 5/7 | left ventricle | first degree AV block | intermittent WPW (none/intermittent), ST-elevation | 48/48 | 96/94 | 52/58 | 265/298 | 46/470 | 405/401 | no WPW | |
| 5 | 30 | left ventricle | no arrhythmia | giant p wave, no pre-excitation | 42 | 100 | 48 | 240 | 361 | 442 | no WPW | |
| 6 | 34 5/7 | antero-lateral papillary muscle of mitral valve, left ventricle, IVS | SVT | WPW | 83 | 96 | 104 | 217 | 332 | 425 | ? | |
| 7 | 30 2/7 | LV apex, lateral mitral valve, right atrium | tachycardia | giant p waves, normal QRS, none/intermittent WPW | 48/61 | 81/84 | 61/67 | 292/323 | 447/492 | 426/430 | no WPW | |
| 8 | 23 4/7 | septal wall left ventricle | no arrhythmia | giant p waves, WPW | 38 | 92 | 48 | 205 | 320 | 413 | WPW | |
| 9 | 30 | right and left ventricle | no arrhythmia | WPW | 29 | 35 | 81 | 338 | 515 | 430 | WPW | |
| 10 | 26 2/7 | RVOT, mitral valve, left ventricular wall | SVT | blocked and conducted PAC, intermittent WPW | 45 | 68 | 71 | 306 | 453 | 457 | no WPW |
GA= gestational age, LV= left ventricle, IVS= interventricular septum, RVOT= right ventricular outflow tract, SVT= supraventricular tachycardia, PAC= premature atrial contractions, ? missing data