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Updated: Jul 17, 2025
03:22
Local Anesthetic Thoracoscopy for Undiagnosed Pleural Effusion
Published on: November 10, 2023
741
Embryological, anatomical and clinical considerations on pleuroperitoneal communication
Christodoulos Chatzigrigoriadis1, Anastasios Goulioumis2, Despoina Sperdouli1
1School of Medicine, University of Patras, Patras, Greece.
Pleura and Peritoneum
|September 4, 2023
Summary
Pleuroperitoneal communication (PPC) can occur even with an intact diaphragm, suggesting unexpected pathways between the chest and abdominal cavities. This review explores these rare cases and their potential underlying mechanisms.
Area of Science:
- Anatomy
- Embryology
- Pathology
Background:
- The pleural and peritoneal cavities originate from the celom and are normally separated by the diaphragm.
- Congenital diaphragmatic hernias represent a known communication, but
- unexpected
- pleuroperitoneal communication (PPC) can occur despite an intact diaphragm.
Purpose of the Study:
- To systematically review clinical scenarios of unexpected PPC in adults.
- To investigate the possible mechanisms underlying these communications.
Main Methods:
- Comprehensive literature review of reported cases of PPC with an intact diaphragm.
- Analysis of clinical findings and proposed etiological mechanisms.
Main Results:
- Several clinical scenarios of unexpected PPC have been documented in adult patients.
- Potential mechanisms involve subtle diaphragm defects or alternative pathways not related to congenital hernias.
Conclusions:
- Unexpected PPC is a recognized phenomenon in adults, distinct from congenital diaphragmatic hernias.
- Further research is needed to fully elucidate the mechanisms of these rare communications.
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