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Related Experiment Videos

Plastic bronchitis: an old disease revisited.

J R Jett1, H D Tazelaar, L W Keim

  • 1Division of Thoracic Diseases and Internal Medicine, Division of Pulmonary Medicine, Bishop Clarkson Memorial Hospital, Omaha, Nebraska.

Mayo Clinic Proceedings
|March 1, 1991
PubMed
Summary

This case study details a 40-year-old man with plastic bronchitis, presenting with bronchial casts and respiratory symptoms despite no prior lung disease. Eosinophils were noted in the casts, suggesting a potential allergic component.

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Area of Science:

  • Pulmonology
  • Pathology

Background:

  • Plastic bronchitis, characterized by bronchial cast expectoration, is a rare condition.
  • It is often associated with underlying pulmonary diseases like cystic fibrosis or allergic bronchopulmonary aspergillosis.

Observation:

  • A 40-year-old man presented with dyspnea, cough, and expectoration of extensive bronchial casts.
  • The patient had no history of lung disease.

Findings:

  • Microscopic examination of bronchial casts revealed occasional eosinophils and extracellular major basic protein.
  • No specific underlying cause for the bronchial cast formation was identified in this patient.

Implications:

  • This case highlights that plastic bronchitis can occur in individuals without apparent pre-existing pulmonary conditions.

Related Experiment Videos

  • The presence of eosinophilic markers suggests a possible role for allergic inflammation in some cases of plastic bronchitis.