ringbone


Also found in: Dictionary, Encyclopedia, Wikipedia.

ringbone

(rĭng′bōn′)
n.
A bony growth on the fetlock, pastern, or coffin bone of a horse's foot, usually causing lameness.

ringbone

osteoarthritis or periostitis of the first or second phalanx of a limb of a horse. Causes lameness and in the later stages swelling of the pastern due to the development of exostoses.
Enlarge picture
Bones affected by ringbone. By permission from Hinchcliff KW, Kaneps AJ, Equine Sports Medicine and Surgery, Saunders, 2004
References in periodicals archive ?
4) To treat a spavin or ringbone on a horse with a strong liniment in an attempt to cure or alleviate lameness.
Crucially, Geraghty's mount, who was suffering with a ringbone problem when flopping in the Tingle Creek Chase, yesterday made a friend of the fences.
Ringbone (see Figures 7-1 and 7-3) is a bony enlargement on the pastern bones, front or rear.
After he disappointed in the Tingle Creek Chase, we discovered he had a ringbone problem on his off-foreleg.
But a word of warning: Aside from providing adequate nutrition, no nutrient or supplement will (a) make the hoof grow faster and stronger; (b) cure a curb, spavin, ringbone, etc.
Last month's below-par run also coincided with a ringbone problem, according to the trainer.
Ringbone - a bony growth surrounding the pastern - is quite common in older horses.