Hemodynamic Patterns and Left Ventricular Function Recovery in Peripartum Cardiomyopathy: A Comprehensive
Valery Meledin1, Hawani Sasmaya Prameswari2, Sara Shimoni1
1The Heart Institute, Kaplan Medical Center, Rehovot, Hadassah Medical School, Hebrew University, Jerusalem, Israel.
JACC. Asia
|April 3, 2025
Summary
Peripartum cardiomyopathy (PPCM) shows diverse hemodynamic patterns, with three subtypes linked to different left ventricular (LV) recovery rates. Identifying these PPCM phenotypes can personalize treatment strategies for better outcomes.
Area of Science:
- Cardiology
- Cardiovascular Research
- Maternal Health
Background:
- Peripartum cardiomyopathy (PPCM) is a rare form of heart failure affecting women during late pregnancy or postpartum.
- The impact of initial hemodynamic status on left ventricular (LV) function recovery in PPCM patients is not well understood.
Purpose of the Study:
- To identify distinct hemodynamic patterns and phenotypes in patients diagnosed with peripartum cardiomyopathy (PPCM).
- To investigate the association between these hemodynamic profiles and the recovery of left ventricular function.
Main Methods:
- Utilized data from two international databases of women diagnosed with PPCM.
- Employed conventional echocardiography, 2D strain, myocardial work analysis, and noninvasive pressure-volume loop assessment.
- Applied data clustering techniques to identify distinct hemodynamic subtypes within the PPCM cohort.
Main Results:
- Out of 89 women, 70.8% achieved left ventricular (LV) function recovery within six months.
- Cluster analysis identified three hemodynamic subtypes with varying LV recovery rates (12.5% to 100%).
- Specific factors like gestational hypertension and baseline LV ejection fraction influenced recovery, while distinct phenotypes showed impaired contractility or preserved cardiac output.
Conclusions:
- Peripartum cardiomyopathy (PPCM) presents with significant hemodynamic heterogeneity, manifesting as three distinct phenotypes.
- These PPCM hemodynamic phenotypes are associated with differential rates of left ventricular function recovery.
- Recognizing these diverse PPCM hemodynamic profiles is crucial for tailoring optimal therapeutic interventions.
