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Table 1 Clinical and microbiological criteria for diagnosis of NTM-PD as proposed in the 2007 ATS/IDSA statement

From: Clinical relevance of pulmonary non-tuberculous mycobacterial isolates in three reference centres in Belgium: a multicentre retrospective analysis

- Pulmonary symptoms with nodular or cavitary opacities on chest radiograph or HRCT that show multifocal bronchiectasis with multiple small nodules.
- AND sufficient exclusion of other diseases/ diagnoses.
- Positive sputum culture results of at least two separately expectorated samples.
- OR positive culture results from at least one bronchial wash or lavage.
- OR transbronchial or other lung biopsy with mycobacterial histopathological features AND positive culture for NTM on biopsy or on at least one or more sputum samples or bronchial washing.
  1. Adapted from Griffith DE, Aksamit T, Brown-Elliott BA, Catanzaro A, Daley C, Gordin F, et al. An official ATS/IDSA statement: Diagnosis, treatment, and prevention of nontuberculous mycobacterial diseases. Am J Respir Crit Care Med. 2007;175(4):367–416