Table 1.
Diagnostic Criteria for Preeclampsia2
| Symptom | Diagnostic findings | |
|---|---|---|
| HYPERTENSION | New-onset hypertension | BP ≥140/90 on 2 occasions 4 hours apart or |
| BP ≥160/110 on a single occasion |
| AND | ||
|---|---|---|
| PROTEINURA | Proteinuria | Urine protein >300 mg per 24 hr. collection or |
| Urine protein/creatine ratio of 0.3 mg/dL or | ||
| Urine dipstick 2+ protein | ||
| (other quantitative urine measures preferred) | ||
| OR hypertension with any of the severe feature symptoms, if proteinuria is absent | ||
|---|---|---|
| SEVERE FEATURES | Thrombocytopenia |
Platelets <100,000 x 109/L |
| Renal insufficiency |
Serum creatine >1.1 mg/dL or |
|
| Serum creatine doubling in absence of renal disease | ||
| Liver compromise |
2 × increase of normal concentration of transaminases AST and ALT |
|
| Pulmonary edema |
Clinical signs |
|
| Cerebral irritation | New-onset headache unrelated to an alternative diagnosis and unresponsive to medication | |
BP, blood pressure, AST asparte aminotransferase; ALT, alanine aminotransferase