TABLE 1:

Distribution of breeds and synovial structures involved from a total of 112 horses included in the study.

Breed of horseHorsesĀ (n)Synovial structure affectedHorsesĀ (n)
Thoroughbred and thoroughbred cross23Digital flexor tendon sheath25
Irish draft and Irish draft cross15Metacarpophalangeal/ metatarsophalangeal joint22
Warmblood10Tarsocrural joint17
Cob9Radiocarpal joint9
Welsh pony9Navicular bursa9
Irish sports horse6Distal interphalangeal joint5
Hanoverian6Femoropatellar joint4
Connemara3Middle carpal joint4
Belgian warmblood3Calcaneal bursa4
Appaloosa2Sheath of extensor carpi radialis3
Other/unknown breed26Carpal sheath2
Elbow joint2
Bicipital bursa2
Tarsal sheath2
Tarsometatarsal joint1
Proximal interphalangeal joint1