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Constrictive bronchiolitis obliterans and paraneoplastic pemphigus
Y Hasegawa1, K Shimokata, S Ichiyama
1First Dept of Internal Medicine, Nagoya University School of Medicine, Japan.
The European Respiratory Journal
|June 11, 1999
Summary
Constrictive bronchiolitis obliterans, a rare lung disease, can be linked to paraneoplastic pemphigus and lymphoma. This case highlights a potential autoimmune connection in obstructive lung disease.
Area of Science:
- Pulmonary Medicine
- Immunology
- Oncology
Background:
- Constrictive bronchiolitis obliterans (CBO) is a rare, often idiopathic, obstructive lung disease.
- Paraneoplastic pemphigus (PNP) is a newly identified syndrome associated with autoimmune blistering and various neoplasms.
Observation:
- A 38-year-old female presented with progressive obstructive lung disease.
- Chest radiography revealed near-normal lung fields despite significant respiratory impairment.
- The patient was diagnosed with CBO and PNP associated with malignant lymphoma.
Findings:
- This case suggests a potential link between CBO and PNP in the context of malignant lymphoma.
- Autoantibodies in PNP may target respiratory tract epithelia, contributing to lung disease.
- The pathogenesis of CBO may involve autoimmune responses in certain paraneoplastic syndromes.
Implications:
- This association broadens the understanding of CBO's etiology.
- Highlights the importance of considering paraneoplastic syndromes in unexplained obstructive lung disease.
- Suggests potential avenues for diagnostic and therapeutic strategies targeting autoimmune mechanisms in CBO.