Mycoplasmal arthritis – a niggling disease problem?

Mycoplasma arthritis caused by Mycoplasma hyosynoviae, in most herds does not cause a major clinical problem but in certain farms or boar studs it can be a recurring, niggling problem, when new gilts or boars are brought in. The disease has caused an abundance of questions recently. So what is happening? Is it the new stock being infected with M. hyosynoviae as they come on to the farm? By David Burch, veterinarian, Octagon Services, Berkshire, UK         The infectious agen