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To the Editor.—
We have recently seen four cases of unilateral bullous staphylococcal impetigo localized to the posterior part of the superior auricle of the ear (Figure). All four cases were in white women, three teenagers and one woman aged 44 years. After much puzzlement as to the cause of such a strangely localized area of impetigo, we found that all patients had in common a tendency to talk on the telephone for long periods of time. Coagulase-positive Staphylococcus aureus grew from cultures of all lesions, and all lesions responded to compresses, gentle debridement, and bacitracin applied topically over a period of three to four days.None of the patients had any other preexisting dermatitis, concomitant infectious process, or history of eczematous disease. Tzanck smears were done on two patients and failed to demonstrate any evidence of giant cells.Purely Staphylococcal lesions of impetigo are initially bullous and often
Garcia RL, Bishop ME. Telephoners' Impetigo. Arch Dermatol. 1976;112(8):1178. doi:10.1001/archderm.1976.01630320076031
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