The International Collating Centre, in Newmarket, United Kingdom, and other sources reported the following disease outbreaks in the first quarter of 2017.

African horse sickness was confirmed in all provinces in South Africa except in those of the Eastern Cape and Western Cape. Frequency of the disease was as expected for this period of the year.

Equine Influenza was reported in the United Kingdom and the United States. An isolated outbreak was recorded in the UK whereas outbreaks of the disease were confirmed in four U.S. states, where equine influenza is considered endemic.

Denmark, France, Germany, South Africa, Switzerland, and the United States reported outbreaks of strangles. The number of confirmed disease events include one in Denmark, 21 in France (mostly isolated cases of the disease), single cases on five premises in Germany, sporadic cases in South Africa in which the disease is endemic, an isolated case in Switzerland, and 58 outbreaks in 22 states in the United States, in which the disease is endemic