Anomalies detectable by ultrasound |
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Noticeable abnormality of foetus, foetal position or foetal activity |
Increases or decreases in foetal heart rate |
Accumulation of fluid between chorioallantoic membrane and endometrium - leads to placental separation |
Thickened placenta |
Abnormalities of the umbilical cord |
Greatly increased or reduced allantoic or amniotic fluids Increased echogenicity of the allantoic and amniotic fluids |