Heart scans reveal hidden dangers of untreated preeclampsia

Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.

Inclusion Criteria: Preeclampsia Participant. 1. Preclampsia definition: People with preeclampsia will be recruited at the time of diagnosis or suspected diagnosis of preeclampsia, according to accepted definitions of preeclampsia. Preeclampsia with severe features will be defined using the American College of Obstetrics and Gynecology definition. 2. Nulliparous, singleton pregnancy, 3. ≥20 weeks gestation 4. without any preexisting cardiovascular, hepatic, or respiratory problems, 5. No preexisting uterine abnormality including benign tumors, or placental adhesive disorder, 6. Not in labor, 7. Not with prior to treatment for preeclampsia, 8. Body mass index ≤ 40 kg/m2, age 18 to 50 years. Healthy Participant: Healthy pregnant people will be defined as 1. American Society of Anesthesiologists (ASA) Classification II with no significant medical or surgical illness, 2. Nulliparous (first pregnancy beyond 20 week's gestation) 3. Non-smokers, singleton pregnancy 4. Not having ruptured membranes 5. No uterine abnormalities 6. No placentation abnormalities. 7. Not receiving any vasoactive medication including salbutamol 8. Not on thyroid replacement hormones Exclusion Criteria: Preeclampsia Participant: 1. Multiparous, multiple pregnancy, 2. Previous cardiovascular, hepatic or respiratory problems 3. Gestational diabetes, 4. Hemodynamic or neurologically unstable patient 5. Unable to tolerate a 30-minute ultrasound examination (TTE) 6. Age less than 18 or greater than 50 years 7. BMI \> 40 kg/m2, 8. Gestation \< 20 weeks. Healthy Participant: 1. Current administration of vasoactive drugs including salbutamol 2. Current administration of thyroxine 3. Pre-existing or gestational diabetes 4. Tobacco use 5. Pre-existing or gestational hypertension or preeclampsia 6. Known uterine abnormality, in labor or ruptured membranes 7. Unable to tolerate a 30-minute ultrasound examination (TTE) 8. Age less than 18 or greater than 50 years 9. BMI \> 40 kg/m2, 10. Gestation \< 20 weeks.