Photograph of distal femur and patella stifle joint surfaces of affected pig. No change in articular cartilage (i.e. typical of M. hyosynoviae infection) but there is synovitis and villus hypertrophy. Serosanguineous fluid was present when the joint was opened.
Photo and description supplied by Dr. Bill Smith
Scottish Agricultural College Veterinary Science Division, Scotland
Europe & U.K. Canada USA & International
Health problems in high welfare swine housing? articles
