Expectancy variables predicting tolerance and avoidance of pain in chronic pain patients

Contemporary views on etiology and treatment for solitary bone cyst are presented. Coehn theory of metaphyseal blood flow disturbances as the cause of solitary cyst formation has been emphasized. Minimally invasive treatment modalities have been honored as steroid or autogenous marrow injections into the cyst. Campannaci classification, the most versatile one, embracing various types of cyst remodeling after treatment has been introduced in Polish literature for the first time.