Table 1.
Technical aspects of all fetal cardiac procedures between June 2011 and April 2020.
| Type of Interventional Procedure | Number of Fetuses/Number of Procedures | Median GA of the First Procedure | Success No./(%) |
PE Drain No./(%) |
PrR Deaths | PrNR Deaths | Brady No./% |
Fetal Resuscitation Drugs No./% |
Live Birth No/% |
GA Delivery (Median) |
Mode of Delivery CC/VD % |
|||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| IUD | Postnatal | IUD | Our Center | Other Center | Our Center | Other Center | ||||||||
| fBAV | 88/94 | 25 | 84/89 | 59/63 | 6 | 1 | 3 | 23/24 | 15/16 | 77/90 † | 39 | 38 | 25/37 40/60 |
10/5 67/33 |
| fBPV | 13/15 | 24 | 12/80 | 9/60 | 1 | 0 | 0 | 8/53 | 5/33 | 11/92 * | 39 | 1 × 37 w. 1 × 33 w. |
3/6 33/67 |
2/0 100/0 |
| Atrial septoplasty (fBAS−) |
5/5 | 24 | 4/80 | 4/80 | 1 | 0 | 0 | 3/60 | 2/40 | 4/80 | 1 × 29 w. 1 × 38 w. |
1 × 29 w. 1 × 39 w. |
0/2 0/100 |
1/0 100/0 |
| Atrial stent (fBAS+) |
14/14 | 27 | 12/86 | 8/57 | 2 | 0 | 0 | 3/21 | 1/7 | 12/86 | 37 | 33 | 4/7 36/64 |
1/0 100/0 |
| Total | 113/128 | 9 | 1 | 3 | 98/89 | 39 | 38 | 30/48 38/62 |
14/6 70/30 |
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| More than one procedure | 14/29 | 1 | 0 | 0 | 12/92 * | 39 | 34 | 4/8 33/67 |
1/0 100/0 |
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Legend. fBAV: fetal balloon aortic valvuloplasty; fBPV: fetal balloon pulmonary valvuloplasty; GA: gestational age (weeks), IUD: intrauterine death; PrR: procedure-related; PrNR: procedure non-related; Brady: fetal bradycardia after the procedure; w.: weeks of delivery; CC: cesarean section; VD: vaginal delivery; * one pregnancy continues; † two pregnancies continue. Line “Total” is not the sum of previous lines, as there were 14 fetuses who had more than one procedure (8 fetuses had the same procedure twice, 5 fetuses had two different procedures, and 1 fetus had three different procedures).