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May 1972

Swimming Pool Granuloma due to Mycobacterium scrofulaceum

Author Affiliations

Staunton, Va

Arch Dermatol. 1972;105(5):760-761. doi:10.1001/archderm.1972.01620080082028

To the Editor.—  Mycobacterium marinum (balnei) is known to produce granulomatous infections of the skin. Usually, the suspected source of the infection is either a swimming pool or an aquarium.1,2Mycobacterium scrofulaceum is capable of producing the scrofula syndrome in children (cervical adenitis),3 but a search of the literature reveals no reports of granulomatous lesions of the skin due to this organism. Under conditions of reduced resistance, M scrofulaceum infections have become disseminated with fatal results.4-6 Patients with chronic pulmonary disease have been known to yield high colony counts of M scrofulaceum over long periods of time, but this is rare.4Generally, this organism is not a pathogen and it is frequently found on cultures from sputum and gastric washings.3Mycobacterium scrofulaceum is a group II schotochrome according to Runyon's classification of the atypical mycobacteria. It is widely distributed in nature and has been isolated

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