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Recurrent massive hemothorax in Rendu-Osler-Weber syndrome
P A Adegboyega1, G Yuoh, A Adesokan
1Department of Pathology, University of Texas Medical Branch, Galveston 77555, USA.
Southern Medical Journal
|December 1, 1996
Summary
Rendu-Osler-Weber syndrome can cause sudden death due to spontaneous rupture of pulmonary arteriovenous malformations. Early intervention for these vascular malformations is crucial for preventing fatal hemothorax.
Area of Science:
- Vascular Medicine
- Genetics
- Pulmonology
Background:
- Rendu-Osler-Weber syndrome (hereditary hemorrhagic telangiectasia) is an autosomal dominant disorder.
- It is characterized by arteriovenous malformations (AVMs) in various organs, including the lungs.
Observation:
- A patient with Rendu-Osler-Weber syndrome experienced sudden death.
- Autopsy revealed massive hemothorax caused by a ruptured subpleural pulmonary arteriovenous malformation.
- The patient had a history of a massive hemothorax 13 years prior, managed conservatively.
Findings:
- Spontaneous rupture of pulmonary arteriovenous malformations can lead to fatal hemothorax.
- Conservative management of hemothorax in Rendu-Osler-Weber syndrome may not be sufficient.
Implications:
- This case highlights the critical need for early therapeutic intervention (surgical or radiologic) for pulmonary AVMs.
- Proactive management of pulmonary AVMs in Rendu-Osler-Weber syndrome is essential to prevent life-threatening hemorrhage.