| Consensus-based Recommendation 5.E17 | |
|---|---|
| Expert consensus | Level of consensus +++ |
| It is not clear how long the intervals between control Doppler scans should be if the findings of the umbilical artery are pathological. If pulsatility is increased (PI > 95th percentile) controls should be carried out at least once a week; in cases of ARED flow, monitoring must be carried out at even more frequent intervals. | |
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