Table 3

Criteria to classify the hypertensive disorders of pregnancy Second and third levels of care. Responsible: Ob/gyn physician. Please also refer to Figure 3.

CHARACTERISTIC
BLOOD PRESSURE
CLINICAL DATA One or more of the following symptoms

Without severe Conditions

Mild Preeclampsia
DBP ≥ 90 to < 110 mm Hg
MAP ≥ 106 to < 126
Mild symptoms such as headache, nausea etc. or No symptoms
Protein excretion in 24-h urine collection > 0.3 g to < 3 g

With severe Conditions

Severe Preeclampsia
DBP ≥ 110 mm Hg
MAP >126 mm Hg
Frontal headache, Blurred vision, severe nausea and vomiting, persistence of abdominal pain (right upper quadrant), dizziness, tinnitus, drowsiness; and/or ONE of the following: Elevated liver enzymes
Thrombocytopenia (< 100,000 × 109/L)
Oliguria (< 500 ml/d)
Proteinuria > 3 g
Severe Morbidity
DBP ≥ 90 mm Hg
Same conditions as above and/or:
Convulsions (eclampsia)
HELLP syndrome
Abruptio placentae
Pulmonary oedema
Deterioration in the level of consciousness
Coma
Acute renal failure
Cerebral bleeding
Disseminated intravascular coagulation
Adult progressive respiratory distress syndrome
Hepatic bleeding

Perez-Cuevas et al. BMC Pregnancy and Childbirth 2003 3:6   doi:10.1186/1471-2393-3-6