Normal 28 week gestation ultrasound in the context of blunt trauma
MVA 28 weeks pregnant <60km/hr. ?Placental abruption.
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Single live intrauterine pregnancy, 28 weeks + 2 days based on previous US + LMP. The fetus is cephalic in presentation with the spine to the maternal right. The cervix measures 5.5 cm on transabdominal measurement. The placenta is anterior and fundal with the lower margin well clear of the internal os. There is no US evidence of placental abruption or retroplacental haemorrhage. The fetus is symmetrical in growth with a normal AFI (18.0cm) and normal S/D ratio (3); the EFW is 1436 grams. The fetal heart rate is 139 bmp. The fetus is biophysically well and breathing and normal movement is seen during the scan. Limited anatomical review was normal
Conclusion: Normal US with no US evidence of placental abruption.
Normal US of 28 week fetus with no US evidence of placental abruption. However, it should be noted that small abruptions may not be seen on US. Advice to treating clinician is for review as clinically indicated.
The pregnancy proceded to a normal term delivery.
Acknowledgement: Dr Ne Siang Chew