Introduction: Young pregnant woman (32 weeks) following one-month illnesses, including peripheral edema, paresthesia and shortness of breath, for which no specific diagnosis was made in the evaluations; she was hospitalized with severe respiratory distress and pulmonary edema. Re-examination revealed severe systolic heart failure (left ventricular ejection fraction: 10-15%) with preeclampsia. After the relative stabilization of the patient's vital signs, the pregnancy was terminated. One week after termination of pregnancy, the patient's heart failure improved.