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  • Pre-existing HTN  (pre-pregnancy or <20 wks gest)

  • Gestational HTN (develops @ ≥20 wks gest)

    • w/ or w/o comorbid conditions (ex DM, renal dz)

  • Preeclampsia: gestational HTN + new proteinuria or ≥1 adverse condition or serious complication

    • In “pre-existing HTN” population: resistant HTN, new or worsening proteinuria, ≥1 adverse condition or serious complication

  • Severe preeclampsia: preeclampsia complicated by ≥1 serious complication

    • Warrants delivery regardless of gestational age

  • “Other hypertensive effects” (ex transient HTN, white-coat, masked HTN)



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

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