Dear Dr. My wife is 32 week pregnant, her ultrasound with color doppler impression were.

1. single live, intrauterine fetus in longitudinal lie, cephallic presentation and placenta in upper segment with mild oligohydramnios.
2. Two vessel umbilical cord is seen with a single umbilical artery.
The fetus Composite gestational age was measured 31 weeks 0 day

We want to know that what will be the impacts of these impression on baby growth and overall health.
Please provide your suggestions/ advise and treatment required to cure these conditions.