Slawomir Marecik, MD, FACS, FASCRS Advocate Lutheran General Hospital, Park Ridge, IL Clinical Assistant Professor University of Illinois, Chicago, USA
Anatomy Colon cancer Rectal cancer Diverticular disease Inflammatory bowel disease Crohn’s disease Ulcerative colitis
How long is your colon?
picture of the colon lymph nodes vessels retroperitoneal part perforations
video full colon inside live
video of right colon specimen video of left colon and rectum specimen
pictures right colon transverse left colon sigmoid
type of operations type of anastomosis how the anastomosis is created stapling
Hand-sewn Stapled Linear stapler Circular stapler
When is colostomy needed? emergency situation when… bowel is not prepared (bowel prep) patient has no healing potential poor nutrition poor vascular supply steroids, other severe conditions
Anatomy mesorectum, valves, lymph nodes sphincter
Level of tumor
Type of operations endoscopic excision local (transanal) excision radical surgery (involving bowel and lymph nodes) radical surgery with sphincter
ANTERIOR RESECTION ULTRALOW ANTERIOR RESECTION LOW ANTERIOR RESECTION COLOANALPULLTHROUGH
When is colostomy needed? tumor involving the sphincter poor preoperative continence When is (protective) ileostomy needed? low pelvic anastomosis if radiation was given before surgery
Need for proper evaluation endoscopy ultrasound MRI
Straight connection J pouch Side to end video
preoperative chemoradiation therapy when? how long? why ileostomy? why pouchogram and flex sig?
Video – rectal cancer surgery Total mesorectal excision