[Ambiguous and obscure problems of liver resection (author's transl)]

On the basis of the authors personal experience of 155 liver resections, including 79 anatomical and 76 atypical ones, the paper presents various aspects of indications, choice of procedure and of various technical measures. The author demonstrates the indisputable advantages of anatomic liver resections over the atypic ones, since they permitted to increase the range of surgical aid to the liver patients.