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Subarachnoid-pleural fistula as a complication of malignant pleural mesothelioma

Christoph M Heyer1, Anja Theile, Heike Weisser

  • 1Institute of Diagnostic Radiology, Interventional Radiology and Nuclear Medicine, Ruhr-University of Bochum, Bochum, Germany.

Respirology (Carlton, Vic.)
|June 15, 2006
PubMed

Insights

A patient with asbestos-related mesothelioma developed recurrent pleural effusions post-surgery. Diagnosis of a cerebrospinal fluid leak (subarachnoid-pleural fistula) was confirmed using beta-trace protein testing.

Area of Science:

  • Thoracic Surgery
  • Neurosurgery
  • Oncology

Background:

  • Malignant pleural mesothelioma is a serious asbestos-related cancer.
  • Recurrent pleural effusions can complicate post-surgical management.
  • Paravertebral tumor resection is a surgical option for mesothelioma.

Observation:

  • A 62-year-old male patient experienced recurrent pleural effusions after surgery for malignant pleural mesothelioma.
  • The patient presented with headaches and vascular dysregulation.
  • Pleural fluid analysis initially suggested seroma, lacking inflammatory or malignant cells.

Findings:

  • Magnetic resonance imaging suggested a subarachnoid-pleural fistula.
  • Beta-trace protein, a cerebrospinal fluid marker, confirmed the fistula in pleural fluid.
  • This diagnosis was made despite unusual transparency of the pleural effusion.

Implications:

  • Subarachnoid-pleural fistula should be considered in differential diagnoses for post-surgical recurrent pleural effusions in mesothelioma patients.
  • Beta-trace protein testing is a valuable tool for diagnosing this fistula.
  • Accurate diagnosis has significant therapeutic consequences.

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