Severe preeclampsia
BP 160/110 or higher(2 occasions at least 6 hrs apart)
Proteinuria >5g in 24 hrs (3-4+ dipstick 2 samples at least 4 hrs apart)
oliguria (,500 mL/day or 30 mL/hr)
Headache
blurred vision
dizziness
Proteinuria and IUGR are no longer considered severe features of preeclampsia.
Also, the terms mild and severe preeclampsia are no longer used.
Current Diagnosis and Treatment Obstetrics and Gynecology , 12th ed, 2019, pp 454- 461
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ACOG not considering proteinuria as feature of severity
Severe Features of Preeclampsia
Elevated blood pressure (systolic ≥ 160 mm Hg, diastolic ≥ 110 mm Hg) on 2 occasions at least 6 h apart while the patient is on bed rest
Elevated creatinine level (> 1.1 mg per dL or ≥ 2 times baseline), Oliguria < 500 ml in 24 hours
Hepatic dysfunction (transaminase levels ≥ 2 times upper limit of normal) or right upper-quadrant or epigastric pain
New-onset headache or visual disturbances
Platelet count < 100 × 103 per μL (100 × 109 per L)
Pulmonary edema or cyanosis