Excerpt from Hemorrhoids and Other Non-Malignant Rectal Diseases: Diagnosis and Treatment The division of hemorrhoids into internal and external is naturally suggested by their Observation and study, and clearly defined by designating all hemorrhoidal tumors originating above and within the grasp of the external sphincter as internal, while those situated external to, or outside of, the external sphincter. When this muscle is closed and the bowel not protruded, are external. About the Publisher Forgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.com This book is a reproduction of an important historical work. Forgotten Books uses state-of-the-art technology to digitally reconstruct the work, preserving the original format whilst repairing imperfections present in the aged copy. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in our edition. We do, however, repair the vast majority of imperfections successfully; any imperfections that remain are intentionally left to preserve the state of such historical works.