Name
Osler = name of a veterinarian scientist. Latin: rostratus = provided with a pointed end.
Geographic Distribution/Epidemiology
Worldwide among felids, canids, and in other carnivores, especially common in rearing facilities.
Morphology/Life Cycle
The species O. rostratus (in felids) and O. osleri (in canids) live in nodules within the mucous layer of the bronchia and of the trachea. The males reach a length of 6 mm, while the females may have the double size. The females deposit their larva 1 containing eggs in the breathing system of their hosts. The larva 1 reaches within the mucus the mouth of their hosts, from where they enter the esophagus or may be transmitted by licking other hosts (e.g., females transmit them to puppies).
Symptoms of Disease
The nodules in trachea and in the bronchioles reach diameters of about 1 cm and thus pose problems during breathing and introduce symptoms like coughing, which may reach a chronic phase.
Diagnosis
Microscopical determination of the 350...
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Chaoqun Y et al (2011) Filaroides osleri (Oslerus osleri): two case reports and a review of canid infections in North America. Vet Parasitol 179:123–129
Dunsmore JD, Spratt DM (1979) The life history of Filaroides osleri in wild and domestic canids in Australia. Vet Parasitol 5:275–289
Outerbridge CA, Taylor SM (1998) Oslerus osleri tracheobronchitis: treatment with ivermectin. Can Vet J 39:238–240
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© 2016 Springer-Verlag Berlin Heidelberg
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Mehlhorn, H. (2016). Oslerus Species. In: Mehlhorn, H. (eds) Encyclopedia of Parasitology. Springer, Berlin, Heidelberg. https://doi.org/10.1007/978-3-662-43978-4_4120
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DOI: https://doi.org/10.1007/978-3-662-43978-4_4120
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Publisher Name: Springer, Berlin, Heidelberg
Print ISBN: 978-3-662-43977-7
Online ISBN: 978-3-662-43978-4
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