Anastomotic Construction Techniques Matthew F. Kalady Perioperative Considerations There are a variety of ways to construct safe and effective bowel anastomoses. No one particular anastomosis is considered “the best,” and…
Anal Intraepithelial Neoplasia: Performing High-Resolution Anoscopy Michelle D. Inkster Eric D. Willis James S. Wu Perioperative Considerations Anal squamous intraepithelial lesion (SIL) precedes anal squamous cell carcinoma. The causative agent…
Complex Anorectal Fistulas Vladimir Bolshinsky Stefan D. Holubar Perioperative Considerations Fistulas are characterized based on their relationship with the anal sphincter: intersphincteric, transsphincteric, suprasphincteric, and extrasphincteric (Fig. 12-1). FIGURE 12-1…
Crohn Anorectal Disease James Church Perioperative Considerations The principles of the management of perianal symptoms in patients with Crohn disease Define the status of the proximal bowel. Colonoscopy Esophagogastroduodenoscopy Magnetic…
Rectourethral Fistulas Nicholas Hauser Hadley Wood Kenneth Angermeier Perioperative Considerations Rectourethral fistula (RUF) is a challenging problem encountered by urologic and colorectal surgeons and may result from radiation to the…
Anorectal Abscess Vladimir Bolshinsky Joseph Trunzo Perioperative Considerations Principles of Dealing with Perianal Sepsis Irrespective of the complexity of perianal sepsis and potential associated fistula tracts, the initial step in…
Hidradenitis Suppurativa Anuradha R. Bhama Scott R. Steele Perioperative Considerations The prevalence of hidradenitis suppurativa (HS) is 0.1%-4% worldwide, with the mean age of onset 20-24 years. Multiple risk factors…
Anoplasty for Anal Stenosis Michael A. Valente Perioperative Considerations Anal stenosis is most often the result of iatrogenic injury from an over aggressive hemorrhoidectomy, in which too much anoderm is…
Anal Fissures: Lateral Internal Sphincterotomy James S. Wu Perioperative Considerations An anal fissure is a longitudinal tear in the anoderm of the anal canal that exposes the internal sphincter and…
Hemorrhoidectomy Massarat Zutshi Perioperative Considerations The mere presence of hemorrhoids is not an indication for hemorrhoidectomy. Symptoms should be directly related to the hemorrhoids. Many patients with “hemorrhoids” are not…
