How is preeclampsia diagnosed?

Updated: Nov 29, 2018
  • Author: Kee-Hak Lim, MD; Chief Editor: Ronald M Ramus, MD  more...
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In a patient with new-onset hypertension without proteinuria, the new onset of any of the following is diagnostic of preeclampsia:

  • Platelet count below 100,000/μL

  • Serum creatinine level above 1.1 mg/dL or doubling of serum creatinine in the absence of other renal disease

  • Liver transaminase levels at least twice the normal concentrations

  • Pulmonary edema

  • Cerebral or visual symptoms

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