Echocardiographic characteristics of primary malignant pericardial mesothelioma and outcomes analysis: a

Lingyun Kong1, Ziwang Li2, Jingrui Wang3

  • 1Echocardiography Department of Heart Center, Beijing Chao-Yang Hospital, Capital Medical University, 8 Gongren Tiyuchang Nanlu, Chaoyang District, Beijing, 100020, China.

Abstract

Insights

Primary malignant pericardial mesothelioma (PPM) rarely shows specific echocardiographic signs, with large pericardial effusion being most common. No echocardiographic factors were linked to in-hospital mortality in this study.

Area of Science:

  • Cardiology
  • Oncology
  • Medical Imaging

Background:

  • Primary malignant pericardial mesothelioma (PPM) is rare, limiting understanding of its echocardiographic features.
  • Echocardiography is crucial for diagnosing and managing pericardial diseases.

Purpose of the Study:

  • To investigate sex-specific echocardiographic patterns of PPM.
  • To identify echocardiographic risk factors for in-hospital mortality in PPM patients.

Main Methods:

  • Retrospective analysis of 64 histopathologically confirmed PPM cases from China (1981-2015).
  • Inclusion criteria: availability of echocardiographic descriptions.
  • Logistic regression used to assess mortality risk factors.

Main Results:

  • Most common findings: pericardial effusion (85.9%), masses (36.4%), thickening (17.3%).
  • Pericardiocentesis positive rate was low (20.9%).
  • No significant associations found between clinical/echocardiographic parameters and in-hospital mortality.

Conclusions:

  • Echocardiographic signs of PPM are generally nonspecific.
  • Massive pericardial effusion is the most frequent echocardiographic manifestation.
  • No sex-specific echocardiographic differences or mortality predictors were identified.

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