A hygroma is an accumulation of fluid which follows trauma such as a kick or an impact from falling, and don't usually cause lameness in horses.
Found 3 Results from Kentucky Equine Research
Is your horse healthy? A veterinarian can determine a horse's health status, but there are indicators of health an owner can check before calling a vet.
Domesticated horses live a somewhat privileged life, and many horses could be described as being spoiled when it comes to feed.