Since Mycobacterium marinum (balnei) infection in man was first described by Linnell and Norden,1 numerous cases have been reported, usually in the form of swimming pool granuloma.2 The disease has also been described as a generalized infection in immunocompromised hosts.3,4 We present a case of generalized cutaneous M marinum in an immunologically normal infant.
Report of a Case
A 16-month-old girl was seen at the University of Michigan Hospital, Ann Arbor, with a two-month history of "pimplelike" lesions on her lower extremities. She had been seen by her local physician, examined several times with repeatedly negative cultures for bacteria, and was treated with various one- to two-week courses of oral antibiotics, including erythromycin ethylsuccinate plus sulfisoxazole, cephalexin, dicloxacillin, and erythromycin. An inpatient course of intravenous methicillin also produced no resolution. History disclosed that the patient was the product of a normal gestation and delivery. She was in
King AJ, Fairley JA, Rasmussen JE. Disseminated Cutaneous Mycobacterium marinum Infection. Arch Dermatol. 1983;119(3):268–270. doi:https://doi.org/10.1001/archderm.1983.01650270086024
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