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News and Announcements


Beginning January 13, we will no longer offer testing of two Leptospira serovars, Autumnalis and Bratislava. These tests will still be available through the National Veterinary Services Laboratory...

Holiday Schedule for Von Willebrand Factor Assays (VWF:Ag): Samples arriving for VWF analyses after 5 PM on 12/23/19 will be assayed on 12/31/19. Regular VWF test schedule will resume on 1/3/20...

(USA) On November 11, 2019 the Animal Health Diagnostic Center at Cornell University College of Veterinary Medicine received diagnostic samples from an intact breeding female Miniature Bull Terrier...

Hypoglycin A Toxicosis - Equine (NY) – An adult miniature horse mare from northern New York presented for dullness, choke and dysphagia with marked elevation in muscle enzymes, and was diagnosed...

Again this October, the Animal Health Diagnostic Center (AHDC) observed an increase in the number of equine Anaplasma phagocytophilum positive PCR test results.  Anaplasmosis is a tick-borne disease...

We occasionally receive phone calls from veterinarians inquiring about testing options for dogs from households where recurrent Streptococcal pharyngitis (Strep throat) has been diagnosed in humans...

Northeastern US: Bovine Viral Diarrhea (BVD) in dairy cattle. 

A large dairy farm with multiple heifer raising facilities had a raised suspicion of BVD in the herd, as one heifer facility had...

The AHDC website and its resources—including test searching, ordering, and the My Account portal—are best viewed using the latest versions of Firefox, Chrome, Safari, and Edge. If you are using an...

Effective November 1, a charge of $25.00 will be added for any hard tissues (bones, teeth, mineralized tumors, etc.) submitted for histopathology and requiring extensive decalcification. This...

Consultations with clients on test strategies, sample selection, and test interpretations are essential activities of AHDC professional staff to serve you best for the benefit of your patients...