Table 2.
Spontaneous resolution of iNIHF within pregnancy – Baby-take home rate and GA at first examination, first diagnosis and resolution of hf
| Total no (%) | Demisea no (%) | Baby-take- home no (%) | Mean GA at first ultrasound examination | Mean GA at first diagnosis of hf | Mean GA at complete resolution of hf | Mean intervalb | Mean GA at birth/demise | |
|---|---|---|---|---|---|---|---|---|
| No complete resolution | 16 (22.9%) | 12 (92.3%) | 4 (7.0%) | 15.63 | 17.78 | 7.70 | 25.48 | |
| Complete resolution | 54 (77.1%) | 1 (7.7%) | 53 (93.0%) | 11.41 | 11.50 | 17.79 | 6.29 | 39.01 |
| In first trimester | 12 (17.1%) | 12 (21.1%) | 10.60 | 10.77 | 12.45 | 1.68 | 39.24 | |
| In second trimester | 40 (57.1%) | 1 (7.7%) | 39 (68.4%) | 11.62 | 11.65 | 18.58 | 6.93 | 38.88 |
| In third trimester | 2 (2.9%) | 2 (3.5%) | 12.14 | 12.86 | 34.00 | 21.14 | 40.07 | |
| Total | 70 (100%) | 13 (100%) | 57 (100%) | 12.37 | 12.93 | 17.79 | 6.61 | 35.91 |
GA Gestational age (in weeks), hf Hydrops fetalis, iNIHF isolated non-immune hydrops fetalis
First trimester of pregnancy: GA < 14 + 0 weeks; second trimester: GA 14 + 0–27 + 6 weeks; third trimester: GA > 28 + 0 weeks
aDemise included termination of pregnancy (n = 6), spontaneous abortion (n = 3) and postnatal death (n = 4)
bMean interval between first diagnosis and complete resolution of hydrops fetalis/birth/demise (in weeks)