[Effect of zinc oxide on Aspergillus species: a possible cause of local noninvasive aspergillosis of the maxillary sinus].

Abstract

During the last years the appearance of radiopaque concrements in the maxillary sinus was reported. These could be identified as root-filling material for teeth of the upper jaw containing zinc oxide. This suggested that excess root-filling material containing zinc oxide in the maxillary sinus could favour the development of a local, non-invasive… (More)

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