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Volume 21, Number 5—May 2015

Canine Infections with Onchocerca lupi Nematodes, United States, 2011–2014

Domenico OtrantoComments to Author , Alessio Giannelli, Maria S. Latrofa, Filipe Dantas-Torres, Nicole Scotty Trumble, Matt Chavkin, Gavin Kennard, Mark L. Eberhard, and Dwight D. Bowman
Author affiliations: Università degli Studi di Bari, Valenzano, Italy (D. Otranto, A. Giannelli, M.S. Latrofa, F. Dantas-Torres); Aggeu Magalhães Research Institute, Recife, Brazil (F. Dantas-Torres); BluePearl Veterinary Partners, Eden Prairie, Minnesota, USA (N. Scotty Trumble); Veterinary Specialty and Emergency Hospital, Englewood, Colorado, USA (M. Chavkin); Eye Care for Animals, Albuquerque, New Mexico, USA (G. Kennard); Centers for Disease Control and Prevention, Atlanta, Georgia, USA (M.L. Eberhard); Cornell University, Ithaca, New York, USA (D.D. Bowman)

Main Article


Characteristics of 8 dogs infected with Onchocerca lupi nematodes, United States

Dog no. Age, y/sex Geographic origin (travel history) Clinical signs
1 8/F Hollywood, Florida (rescued) Conjunctival and relapsing lesions in both eyes
2 7/M Oronoco, Minnesota (Durango, Colorado) Mild scleritis, proliferative eye lesions
3 6/F Englewood, Colorado (Farmington, New Mexico) Episcleral swelling and vascular congestion, squinting, scleral indentation in the temporal fundus
4 2/F Englewood, Colorado (Farmington, New Mexico) Inflammatory conjunctival follicles, mild epiphora, mild diffuse conjunctival hyperemia, episcleral
5 3/M Farmington, New Mexico Moderate blepharospasm and conjunctival hyperemia
6 3/M Farmington, New Mexico Moderate chemosis, episcleral flocculent mass
7 9/F Jerez, New Mexico Chronic waxing/waning episcleral mass
8 5/M Farmington, New Mexico Chronic conjunctivitis, superficial keratitis, episcleral mass, chemosis

Main Article

Page created: April 18, 2015
Page updated: April 18, 2015
Page reviewed: April 18, 2015
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.