Volume 17, Number 3—March 2011
Mycobacterium lentiflavum in Drinking Water Supplies, Australia
|Pulmonary symptoms AND|
|Nodular or cavitary opacities on chest radiograph OR|
|Multifocal bronchiectasis with multiple small nodules on high-resolution computerized tomography AND|
| Appropriate exclusion of other diagnoses
|Positive culture results from at least 2 separate expectorated sputum samples OR|
|Positive culture results from at least 1 bronchial wash or lavage OR|
|Biopsy† showing granulomatous inflammation or acid-fast bacilli and positive culture OR|
| Biopsy† showing granulomatous inflammation or acid-fast
bacilli and one or more culture-positive sputum or bronchial
|• Risk-benefit of therapy should be considered for each patient • before institution of therapy|
|• Expert consultation should be obtained when NTM are • recovered that are either infrequently encountered or that • usually represent environmental contamination|
|• Patients suspected of having NTM lung disease but who do • not meet the diagnostic criteria should be followed until the • diagnosis is firmly established or excluded|
*Adapted from (2). NTM, nontuberculous mycobacteria.
†Transbronchial or other lung biopsy.