Online consultation of obstetrics and gynecology

All symptoms: the diameter of biparietal is 4.2 cm.

Head circumference 16.3cm

Abdominal circumference 14.2cm

The femur is 2.8 cm in diameter.

The maximum depth of amniotic fluid is 3.9cm.

The S/D value of fetal umbilical artery was 3.06.

Fetal heartbeat: 153 beats/min

Fetal artery pi: 1. 12.

Placenta is attached to the posterior wall of uterus

Now pregnant 18 weeks +3, said it was racket placenta.

Excuse me, does this situation have any effect on the mother and fetus?