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IgG4-Related Esophageal Disease Presenting as Esophagitis with Chronic Strictures

Correia,Catarina; Moreira,Hélder; Almeida,Nuno; Soares,Marta; Cipriano,Augusta; Figueiredo,Pedro

Abstract IgG4-related disease is a recently recognized autoimmune systemic disorder that has been described in various organs. The disease is characterized histologically by a dense lymphoplasmacytic infiltrate with IgG4-positive cells, storiform fibrosis, obliterative phlebitis, and can be associated with space-occupying lesions. IgG4-related disease involving the upper gastrointestinal tract is rare. We repor...

Date: 2023   |   Origin: SciELO Portugal
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Timomas malignos: A experiência do IPO do Porto e revisão da literatura

Sousa,Berta; Araújo,António; Amaro,Teresina; Azevedo,Isabel; Soares,Marta; Sousa,Olga

Introdução: Os tumores epiteliais tímicos (TET), a maioria timomas, são neoplasias desenvolvidas a partir das células epiteliais do timo e constituem cerca de 30% das massas do mediastino anterior em adultos. Os timomas são constituídos por células sem características citológicas de malignidade, sendo o comportamento maligno determinado pela invasão da cápsula e estruturas adjacentes. Estes tumores apresentam u...

Date: 2007   |   Origin: SciELO Portugal
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