A case of interstitial lung granulomas is described in a worker exposed to zirconium compounds. Chest X-rays revealed diffuse slight reticular interstitial radiopacities (ILO classification, 1/0 s/t). Histological examination of transbronchial biopsy tissue revealed small interstitial non-confluent granulomas with epithelioid and giant cells showing no central necrosis, with PAS-positive diastase-resistant small weakly birefringent particles in interstitial histiocytes. These histological and stain findings, which are characteristic of zirconium skin lesions and granulomas, suggest zirconium interstitial lung disease.
Titolo: | Interstitial lung granulomas as a possible consequence of exposure to zirconium dust | |
Autori: | ||
Data di pubblicazione: | 1994 | |
Rivista: | ||
Abstract: | A case of interstitial lung granulomas is described in a worker exposed to zirconium compounds. Chest X-rays revealed diffuse slight reticular interstitial radiopacities (ILO classification, 1/0 s/t). Histological examination of transbronchial biopsy tissue revealed small interstitial non-confluent granulomas with epithelioid and giant cells showing no central necrosis, with PAS-positive diastase-resistant small weakly birefringent particles in interstitial histiocytes. These histological and stain findings, which are characteristic of zirconium skin lesions and granulomas, suggest zirconium interstitial lung disease. | |
Handle: | http://hdl.handle.net/11562/718761 | |
Appare nelle tipologie: | 01.01 Articolo in Rivista |