Windpuffs

Windpuffs are a filling of the joint capsule of the fetlock.

windpuffs

An affliction of horses marked by a collection of synovial fluid between the tendons of the legs, particularly just above the fetlock joint, the prominence appearing on both sides of the tendon; most common in hard-worked animals and may end in lameness. ... (05 Mar 2000) ...
Found on http://www.encyclo.co.uk/local/20973

windpuffs

Chronic swelling of the fetlock joint.
Found on http://www.thehorse.com/Glossary.xhtml?L=W
No exact match found