March 2010

Deworming And Cushing’s Disease

These horses may need more deworming.

Horses with pituitary pars intermedia dysfunction, more commonly known as PPID or Cushing’s disease, are more likely to have higher fecal egg counts than healthy horses, according to a recent article in the Journal of the American Veterinary Association.

Although it’s widely believed that older horses have less immune resistance to parasites in general, it hasn’t been adequately studied. This study found that age alone doesn’t affect the reappearance of parasite eggs. …