Die Procto-Sigmoscopie und ihre Bedeutung Für die Diagnostik und Therapie der Krankheiten des Rektum und der Flexura sigmoide.

This work is divided into five sections, the first being devoted to a short historical introduction, and the larger portion to technic. In Part 2 the various instruments are described, and the anatomy is fully elaborated and well illusstrated. In Part 3 the pathology of the different regions is carefully described, beginning with the anal region and ending with the sigmoid. Parts 4 and 5 are devoted to treatment, many cases being reported to emphasize the author's methods and results. A number of satisfactory colored illustrations show the normal and diseased appearances of the structures, a particularly useful one being Plate 1, showing a longitudinal section of the lower intestinal canal from the sigmoid to the anus in the normal state, with its various divisions, the external and internal sphincters, Houston's valves, etc. This work can be recommended to readers of German who wish a complete exposition of this modern