Autor: |
Azusa Miyoshi, Hideki Katsura, Tomohiro Akaba, Mitsuko Kondo, Etsuko Tagaya |
Jazyk: |
angličtina |
Rok vydání: |
2024 |
Předmět: |
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Zdroj: |
Respirology Case Reports, Vol 12, Iss 8, Pp n/a-n/a (2024) |
Druh dokumentu: |
article |
ISSN: |
2051-3380 |
DOI: |
10.1002/rcr2.1442 |
Popis: |
Abstract Here we report a rare case of immunoglobulin G4 (IgG4)–related pleural disease diagnosed using a thoracoscopic pleural biopsy. A 66‐year‐old man was admitted to our hospital with right‐dominant bilateral pleural effusions and gradually worsening dyspnoea. Chest radiographs revealed right‐dominant pleural effusions, while chest computed tomography showed bilateral pleural effusions without parenchymal lesions. Although the bilateral pleural effusions were exudative with an increased number of lymphocytes, the definitive diagnosis was initially elusive. High IgG4 levels in the serum and pleural effusions were observed. A pathological evaluation of a right pleural biopsy specimen collected via video‐assisted thoracoscopic surgery showed fibrosis‐associated lymphoplasmacytic infiltration, 45–60 IgG4‐positive plasma cells per high‐power field, and an IgG4/immunoglobulin G ratio of 40%. Consequently, the patient was diagnosed with IgG4‐related pleural disease. The bilateral pleural effusions improved after corticosteroid therapy. |
Databáze: |
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