spavin

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spavin

(spā'vin),
Chronic disorder involving the tarsus (i.e., hock) of the horse.
See also: bog spavin, bone spavin, blood spavin.
Synonym(s): jack spavin, jack

spavin

(spăv′ĭn)
n.
1. Bog spavin.
2. Bone spavin.

spavin

diseases of the hock joint.

bone spavin
osteoarthritis or osteitis of the distal intertarsal and tarsometatarsal joints of the horse. The lesions are those of a degenerative bone disease terminating in the formation of exostoses and in ankylosis of the joint. Lameness is a constant finding. There may or may not be a local bony swelling.
spavin knife
see Warmberg spavin knife.
occult spavin
a spavin in which the clinical signs are evident but there is no external bony enlargement.
spavin test
the horse's hindlimb is held in a flexed position, with the metatarsus parallel to the ground for several minutes. Increased lameness afterwards is considered a positive test for spavin. Called also hock flexion test.
References in periodicals archive ?
Spavins launched the Kids Center in 2007 during his final year in his early childhood intervention masters program at the University of Oregon.
We've built a lot of good relationships with kids and helped them feel good about themselves," Spavins said.
Spavins estimates 200 children have been a part of the preschool since it began, and at least 100 volunteers have lent a hand.
Playtime, formerly a cacophony of fighting and yelling, has become a peaceful affair, Spavins said.
These kids have access to unprecedented services," Spavins said.