[Ultrasound in diagnosis of benign and malignant liver tumors]

Sonography has a high sensitivity in diagnosing circumscript lesions in the liver when modern machines are used by a skilled examiner. The exact analysis of the sonographic imaging characteristics allows definite diagnosis in the majority of cases. The high prevalence of benign liver tumors has to be considered. It is substantiated by an evaluation of 731 own patients. The characteristics of the most important circumscribed liver lesions are presented and suggestions for the diagnostic work-up are provided.