Summary of malformations in affected fetuses
| Fetus 1 | Fetus 2 | Fetus 3 | Fetus 4 | |
| Gestational age, sex | 23 wk, M | 24 wk, M | 18 wk, F | 16 wk, F |
| Ultrasound (anomalies) | Brain, diaphragm | Diaphragm, heart | Hydrocephalus, diaphragm | Diaphragm |
| CNS | Hydrocephalus, 3–4 vent | No brain histology done | Tetraventricular hydrocephalus | Tetraventricular hydrocephalus |
| Cardiac | VSD | Hypoplastic left heart | VSD, ASD | Complex heart malformation |
| Gastrointestinal | — | Imperforate anus | — | — |
| Abdominal wall | Diaphragmatic hernia, left | Diaphragmatic hernia, left | Diaphragmatic hernia, left | Diaphragmatic hernia, left |