April 15, 2000

Animal Health

Posted Apr. 1, 2000 When screwworm larvae were found on the prepuce of a four-year-old Thoroughbred gelding in Florida in March, it prompted a quick response. A private practitioner in Florida examined the horse in West Palm Beach on March 2, discovered minor discharge from the prepuce but no swelling, and discerned that the lesion had a bad odor. Between 50 and 100 larvae were detected in the area of the distal portion of the penis. The practitioner called USDA-APHIS, which dispatched a foreign animal disease diagnostician. Samples taken from the lesion were submitted to the National Veterinary Services Laboratories on March 4. The gelding was part of a shipment of 17 horses from Argentina that were imported through Miami on Feb 27. The de ...