Abdominal Key

Fig. 3.1 Endoscopic appearance of the splenic flexure . Note the shadow of the spleen Fig. 3.2 Typical triangular appearance of the transverse colon as seen during colonoscope insertion Fig….

Fig. 7.1 Colonoscope control section Fig. 7.2 Connector section Fig. 7.3 Insertion tube section The insertion tube is a flexible shaft attached to the control section. All the channels that…

Fig. 8.1 Incorrect colonoscope set up Fig. 8.2 Correct colonoscope set up Technique of Insertion Navigation of the large intestine from the anal canal to the cecum typically involves implementation…

Fig. 2.1 Pseudopolyps and diverticuli . This is a picture taken during evaluation of the sigmoid colon in a patient with long-standing ulcerative colitis. Note the inflammatory appearance of the…

Fig. 23.1 Computer-mediated automatic insufflation unit for flexible GI endoscopy (GW-200, Fujifilm Corporation, Tokyo, Japan) Fig. 23.2 The SPACE system Fig. 23.3 Add-on insufflation line (Impact Shooter, Top Corporation, Tokyo,…

Fig. 19.1 Rectal stent in a 97-year-old woman Stenting with Palliative Intent Patients with acute colonic obstruction and synchronous metastatic disease pose specific challenges. Such patients often present in a…

Fig. 12.1 Molecular pathways of colorectal cancer (CRC) carcinogenesis. CIN and hereditary MSI pathways are genomic instability pathways and CIMP is an epigenomic instability pathway. CIMP CpG island methylation phenotype,…

Adult or pediatric colonoscope with monitor (CO2 insufflation if available) Methylene blue diluted with albumin Endoscopic injector needle Endoscopic snare Endoscopic Roth net (US Endoscopy, Mentor, OH) Suction trap Bovie…

Indications for colorectal ESD 1. Large (>20 mm in diameter) lesions amenable to endoscopic submucosal resection and in which en bloc endoscopic mucosal resection is difficult  Laterally spreading tumor-nongranular: particularly…

Fig. 11.1 (a) This is a schematic 3-dimensional map generated from a CT colonography in a patient with a difficult colonoscopy. Notice the acute angulation in the pelvic colon and…