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January 1979

Dermal Myiasis Caused by the Rabbit Botfly (Cuterebra sp)

Author Affiliations

From the Graves-Gilbert Clinic, Bowling Green, Ky.

Arch Dermatol. 1979;115(1):101. doi:10.1001/archderm.1979.04010010069025

Human myiasis is the invasion of body tissues or cavities by the larvae of flies of the order Diptera. Native to North America are the more than 20 species of Cuterebra botfly. They are obligatory dermal parasites of many rodent and rabbit hosts. Occasionally they cause myiasis in a variety of accidental hosts, including dogs, cats, hogs, cattle, mules, deer, and man.1,2

We report what is believed to be the 11th case of human myiasis due to the rabbit botfly and the first noted in the dermatologic literature.

Report of a Case  A 1-year-old girl had a furuncle-like lesion under her chin of four days' duration (Fig 1). Her mother had expressed an 8-mm "worm" from the lesion earlier that day (Fig 2). The patient was otherwise in good health and responded promptly to oral erythromycin therapy and a topically applied antibiotic ointment.The larva was later identified as

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