BMJ Case Reports 2013; doi:10.1136/bcr-2012-007900

Nocardia cyriacigeorgica intracavitary lung colonization: first report of an actinomycetic rather than fungal ball in bronchiectasis

  1. Luiz Carlos Severo3
  1. 1Mycology Laboratory of Santa Casa Hospital Complex, Porto Alegre, Rio Grande do Sul, Brazil
  2. 2Pneumology of Santa Casa Hospital Complex, Porto Alegre, Rio Grande do Sul, Brazil
  3. 3Federal University of Rio Grande do Sul, Porto Alegre, Brazil
  1. Correspondence to Dr Luiz Carlos Severo, severo{at}


We report the first case of an isolated endobronchial mass caused by Nocardia cyriacigeorgica in an immunocompetent patient with a history of lung surgery; this is a rare presentation of an emerging opportunistic pathogen. The infection was successfully eradicated by surgery. Microbiologists and clinicians should pay more attention to this group of filamentous bacteria, which in the past have often been neglected by medical personnel.

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