AHL Newsletter September 2020



In this issue:

Update from the Director

AHL Guelph specimen reception update

AHL postmortem room floor renovation successfully completed!

Ontario rolls out CanSpot ASF enhanced surveillance pilot

OAHN update – September 2020


Campylobacter spp. abortion in ruminants


Erysipelas project

OAHN swine small-scale herd postmortem project

Necrohemorrhagic tracheitis in swine


Eimeria necatrix in chickens

Bacterial gill disease in lake whitefish

Disseminated toxoplasmosis in a meerkat


Actinobacillus equuli peritonitis/septicemia in adult horses

Equine neurologic disease – getting a diagnosis

Companion animals

Enterotoxigenic colibacillosis in two puppies

Fatal chronic copper-associated hepatitis in a Labrador Retriever

Intra-ductal mammary tumor in a male neutered dog


AHL Newsletter
September 2020 - Volume 24, Number 3                                                                                                               ISSN 1481-7179
Editor:  Maria Spinato, DVM, DVSc, MBA, Diplomate ACVP

Editorial Assistants:  Helen Oliver, Kate Artuso

The AHL Newsletter is published quarterly (March, June, September, December) by the Animal Health Laboratory, Laboratory Services Division, University of Guelph.

Its mission is to inform AHL clients and partners about AHL current activities, and laboratory-based animal disease events and disease trends.  All material is copyright 2020.  Ideas and opinions expressed herein do not necessarily reflect the opinions of the University or the Editor.

Articles may be reprinted with the permission of the Editor and with appropriate credit given to the AHL Newsletter.

Mailing address & contact information:

Animal Health Laboratory

Laboratory Services Division, University of Guelph

Box 3612, Guelph, Ontario, Canada N1H 6R8

Phone: (519) 824-4120 ext. 54538; fax: (519) 821-8072

To receive an electronic copy of this Newsletter, please send your email address to: holiver@uoguelph.ca