Strangles, Equine - contd.

Cause
Streptococcus equi is transmitted by means of direct contact of horses with the nostril and lymph node discharge of other infected horses. Horses may also become infected by buckets, halters, and feeding and other equipment that has come into direct contact with an infected horse. Streptococcus equi bacteria are very contagious, and any horse suspected of having strangles should be placed in strict isolation from all other horses.