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[Non-bacterial thrombotic endocarditis. Autopsy study, clinico-pathological correlations (author's transl)]
Annales De Medecine Interne
|January 1, 1980
Summary
Non-bacterial thrombotic endocarditis (NBTE) is often linked to cancer, particularly adenocarcinomas. This condition involves fibrin-platelet masses on heart valves, leading to emboli and potential organ damage.
Area of Science:
- Pathology
- Cardiovascular Medicine
- Oncology
Context:
- Non-bacterial thrombotic endocarditis (NBTE) is a rare but significant finding during autopsy.
- Its association with malignancy, particularly adenocarcinomas, warrants further investigation.
Purpose:
- To determine the frequency and etiological associations of NBTE in a large autopsy series.
- To characterize the pathological features and clinical consequences of NBTE.
Summary:
- NBTE was identified in 2.1% of 6,000 autopsies, with a higher prevalence (4%) in cancer patients.
- In 83% of NBTE cases, it was paraneoplastic, commonly associated with bronchopulmonary, pancreatic, or gastric adenocarcinomas.
- Lesions comprised fibrin-platelet masses on mitral and aortic valves, frequently leading to systemic emboli (47%) and ischemic organ damage (75%).
- NBTE is often associated with vascular thromboses and disseminated intravascular coagulation, highlighting the role of coagulation disorders.
Impact:
- This study underscores the critical link between NBTE and cancer, emphasizing its paraneoplastic nature.
- Findings highlight the potential for NBTE to cause significant morbidity and mortality through embolic events and organ infarction.
- Understanding NBTE's pathogenesis, particularly the role of coagulation, may inform future diagnostic and therapeutic strategies.