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Volume 14, Number 1—January 2008
International Polar Year

Human Ophthalmomyiasis Interna Caused by Hypoderma tarandi, Northern Canada

Philippe R.S. Lagacé-Wiens*Comments to Author , Ravi Dookeran*, Stuart Skinner*, Richard Leicht*, Douglas D. Colwell†, and Terry D. Galloway*
Author affiliations: *University of Manitoba, Winnipeg, Manitoba, Canada; †Agriculture and Agri-food Canada, Lethbridge, Alberta, Canada;

Main Article


Demographics and clinical presentation of 32 patients with ophthalmomyiasis interna*

CharacteristicNo. (%)
Red eye21 (60)
Vision loss24 (68)
Floaters24 (68)
Eye pain6 (17)
Scotomas3 (9)
Male27 (77)
Female7 (20)
Loss of vision
Severe or total†12 (34)
Moderate2 (6)
Mild or none19 (54)

*Patients identified during literature search and described in the Appendix Table. Mean patient age was 25.2 y; median, 16 y.
†Includes blindness caused by enucleation.

Main Article

Page created: July 08, 2010
Page updated: July 08, 2010
Page reviewed: July 08, 2010
The conclusions, findings, and opinions expressed by authors contributing to this journal do not necessarily reflect the official position of the U.S. Department of Health and Human Services, the Public Health Service, the Centers for Disease Control and Prevention, or the authors' affiliated institutions. Use of trade names is for identification only and does not imply endorsement by any of the groups named above.