This paper reports a consecutive series of 190 arthrotomies of the knee joint done on military personnel in the Station Hospital, Camp Roberts, Calif., within a two year period. The patients operated on were in one sense selected, because operation was not advised or done if it appeared that the patient was unstable and had not the will to get well. At least an equal number of patients with affected knee joints were not operated on and have since been reclassified or discharged from service. Many of these patients had deranged joints before their entry into service and had been advised by their own physicians not to have operations. It is amazing how widely the misunderstanding has been implanted that "if the joint is opened and the water runs out the knee will be dry and stiff."
In this series the follow-up is incomplete but for practical purposes it is