Monday, September 1, 2014
Cancers of the Anus and Rectum
What causes malignant tumors of anus or rectum to bleed and do they bleed intermittently or persistently?
They can bleed for several reasons: thinned blood, firm stools, tumor cells eroding blood vessels, and can ooze continuosly or intermittently.
Janice Frederick Rafferty, MD
Professor of Surgery
Chief of Colorectal Surgery Division
College of Medicine
University of Cincinnati