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February 28, 1966

Furuncular Dermal Myiasis From Dermatobia hominis

Author Affiliations

San Francisco

JAMA. 1966;195(9):787-788. doi:10.1001/jama.1966.03100090121036

To the Editor:—  Dermal or cutaneous myiasis is caused by invasion of the skin by larvae of flies of several genera which are commonly known as bot, warble, and screwworm flies. The usual hosts are livestock and various domestic animals. Dermal myiasis has been reported in many parts of the world, including the United States.Furuncular dermal myiasis is caused by species of Hypoderma and Wohlfahrtia and by Dermatobia hominis. The larva penetrates the skin through a hair follicle and forms a furuncle at or near the site of penetration. Hypoderma migrates extensively within the body first. Cases in the United States have been caused by species of Wohlfahrtia, particularly in children (J. R. Audy, personal communication, September 1965)1 and by H lineatum (a common cattle grub).2 The first case caused by D hominis was reported in 1962.3The gravid Wohlfahrtia fly lays its eggs on the

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