New World Screwworm
New World Screwworm
New World screwworm, a serious zoonotic disease with potentially devastating consequences to livestock and to the human food supply, has appeared in Central America and Mexico. This parasite, endemic to South America, was previously eradicated from North America but has now reemerged as a significant threat to both animals and humans. Read more about the resurgence of this deadly pest.
Pinkeye in Cattle and Small Ruminants
Pinkeye in Cattle and Small Ruminants
Infectious keratoconjunctivitis (IKC; pinkeye) of cattle, sheep, and goats is characterized by blepharospasm, conjunctivitis, lacrimation, and varying amounts of corneal opacity. The most common...
Asthma in Horses
Asthma in Horses
Equine asthma is a chronic, nonseptic respiratory disease of adult horses. Although a heterogenous disease, all horses with asthma share common features of airway inflammation, airway hyperresponsiveness...
Rift Valley Fever in Animals
Rift Valley Fever in Animals
Rift Valley fever is a peracute or acute mosquito-borne zoonotic disease of domestic and wild ruminants, largely confined to sub-Saharan Africa but with high potential for wider transmission. It is characterized by abortions and neonatal mortality in ruminant animals. Diagnosis depends on histopathological examination of samples of the liver and identification of the virus in tissues. Effective vaccines are available.
Avian Influenza: What Pet Owners and Veterinarians Need to Know (Updated)
Avian Influenza: What Pet Owners and Veterinarians Need to Know (Updated)
Highly pathogenic avian influenza (HPAI) has made headlines following a surge of cases recently. Wild birds and poultry flocks have been significantly affected, as have dairy cows, goats, and pets, including cats, dogs, ferrets, and more.
Medical Myths Avian Flu
Medical Myths Avian Flu
Lyme Disease
Lyme Disease
Test Your Knowledge
View AllAvian Influenza
Influenza A viruses are divided into 17 hemagglutinin subtypes (H1-16, H19). Which of the following subtypes is most likely to cause a highly pathogenic form of avian influenza in poultry?
- H1N1
- H3N8
- H5N1
- H9N2