[Osteitis pubis].
Lytic degeneration of the pubic symphysis is a relatively rare entity. The present study is dedicated to the fact that the disease causes numerous diagnostic problems. Authors based on their three cases describe the clinical features and review the literature. It is stated that both from the aspect of the diagnosis and the result of the treatment, operative intervention is beneficial. In contraversion to numerous papers it is found that the described disease is often infectious and can be consequence of an infection of the urinary tract.