...Obesity is linked to a number of adverse obstetric outcomes as well as increased maternal and neonatal morbidity and mortality. These complications include miscarriage, congenital abnormalities, pre-eclampsia, gestational diabetes mellitus, iatrogenic preterm delivery, postdates pregnancy with increased rates of induction of labour, caesarean section, postpartum haemorrhage, shoulder dystocia, infection, venous thromboembolism, and increased hospital stay. It is important to consider obese pregnant women as a high risk group with a linear increase in risk of complications associated with their degree of obesity...
So yes, going into a pregnancy overweight will mean changes in management, because you're high-risk. We still don't know if weight loss between pregnancies will lower preeclampsia risk, so this is a good subject to bring up with your docs.
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