Screening for Colorectal Cancer In the United States, colorectal cancer (CRC) is the second most commonly diagnosed cancer in males and females. The age-adjusted incidence rate during the period 2006-2010…
Introduction Cancer is a disorder of cellular growth and differentiation that is due to a loss of function of regulatory pathways and feedback loops. Colorectal cancer is an excellent example…
Introduction Hereditary colorectal cancer syndromes account for approximately 5% of all colorectal cancers. Traditionally they have been categorized according to the number and histologic features of colorectal polyps in affected…
Introduction A large bowel obstruction results from a narrowing of the colorectal lumen that restricts passage of gas and stool. It is a relatively common surgical emergency. Because the condition…
Introduction In this chapter, we review the presentation, diagnostic strategy, and treatment algorithms for colonic volvulus. Colonic volvulus is the torsion of a mobile loop of bowel with an elongated…
Introduction Lower gastrointestinal hemorrhage refers to blood loss originating distal to the ligament of Treitz that is symptomatic and necessitates hospital admission. It is a serious and potentially life-threatening situation….
Introduction Colonic diverticula are false diverticula—that is, pockets composed of mucosa and submucosa that have herniated through weaknesses in the colon wall at the points where intramural vasa recta penetrate…
Introduction Perianal disease is the presenting symptom in 5% of patients with Crohn disease, but overall up to 80% of patients experience anal symptoms. An understanding of the pathophysiology of…
Introduction Surgical management of patients presenting with complications of diverticular disease can be elective, semi-elective, or an emergency, depending on the severity of the disease and patient comorbidities. A laparoscopic…
Introduction The continent ileostomy has an interesting history. It began as a revolutionary concept and technique, only to fall out of routine use because of technical issues and ultimately a…
