Preeclampsia is generally defined hypertension developing after 20 weeks gestation and associated with edema, and proteinuria in a previously normotensive woman. Eclampsia is severe preeclampsia progressing to convulsions, multiorgan dysfunction, or fetal distress. Conditions which may mimic preeclampsia or eclampsia include:

--Viral hepatitis

--Acute fatty liver of pregnancy

--Acute pancreatitis

--Gallbladder disease

--Ki dney stone

--Glomerulonephritis

--Hemolytic-uremic syndrome

--Exacerbation of systemic lupus erythematosus

--Autoimmune thrombocytopenia

--Thrombotic thrombocytopenic purpura

--Cerebral venal thrombosis

--Encephalitis of various causes

--Cerebral hemorrhage