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Macroscopic view of a knee joint with a severe osteochondrosis lesion in the lateral femoral condyle.

Lameness and nutrition

This article reviews the effect of components of the diet on the bones and osteochondrosis, this being the main caused of lameness and a reason for the culling of young sows. Therefore, they are important concepts to bear in mind in the diets for the rearing of gilts.

Multiple distal rib fractures with callus formation (arrows).

Vitamin D deficiency syndromes in swine (I)

Vitamin D is normally produced following skin exposure to ultraviolet-B. Since most piglets (and humans too!) are raised in climate controlled housing and born year-round, direct access to sunshine is often limited, even in the summer. Fortunately, vitamin D can be added to diets to meet the animals' need for vitamin D.