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Infestation of humans or other vertebrates by dipterous fly larvae is called myiasis. Larvae can infest several parts of the body, most commonly cutaneous tissue. Occasionally, infestation of ocular tissue could occur resulting in internal ocular or external (conjunctival or eyelid) ophthalmomyiasis.1–5 The most common species causing external ophthalmomyiasis in the US is the sheep botfly, Oestrus ovis.6 The human botfly, D hominis, is the primary cause of cutaneous myiasis in Central and South America, but only rarely causes external ophthalmomyiasis.1,2,5
Several case reports of external ophthalmomyiasis owing to D hominis occurring in the US exist in the literature; however, every case reports a history of recent travel to tropical American countries.1 To our knowledge, there have been no previously identified cases of external ophthalmomyiasis secondary …
Competing interests: None.