Timing of Delivery

Severe preeclampsia
- Mandatory obs consult
- Immediate delivery (vaginal or c-section) - regardless of gest age
Non-severe preeclampsia
- <24 wks gest: counselling should include info re delivery w/in days
- 24+0 to 33+6 wk gest: expectant mgt (only in perinatal centres w/ capacity to care for very preterm infants)
- 34+0 to 36+6 wks gest: insufficient evidence to make recommendation
- ≥37+0 wks gest: immediate delivery recommended
Non-severe preeclampsia w/ HELPP syndrome
- 24+0 to 34+6 wk gest: consider delaying delivery to give corticosteroids
- ≥35+0 wks gest: consider for immediate delivery

Adapted from SOGC Clinical Practice Guideline. Diagnosis, Evaluation, and Management of the Hypertensive Disorders of Pregnancy: Executive Summary. J Obstet Gynaecol Can 2014;36(5):416–438