gastroenterology videos
Colonoscopy - Ascending Colon EMR Defect Clip...
The EMR (endoscopic mucosal resection) is performed in order to excise lesions in the colon as an alternative for the surgery. To prevent distant complications an EMR defect should be closed properly....
Colonoscopy - Transverse colon EMR under water
A colonoscopy af a middle age patient with a flat lesion in the transverse colon marked by tattoo is presented. The patient underwent an underwater EMR with submucosal injection, because concerns of...
Colonoscopy - Sigmoid Colon Cancer - False negative...
A case of a middle aged man, who was referred for an EMR (endoscopic mucosal resection). Lesion appeared to harbor cancer, nevertheless, the biopsies came back as adenoma. As it's clearly visible on...
Colonoscopy - Rectum EMR - Delayed Bleeding -...
The following video presents a case of a patient who underwent a large rectal lesion resection. His postoperative course was uneventful during the first 6 days. Unfortunately he developed a rectal bleeding...
Colonoscopy - Rectum - LST Nongranular Tumor...
This video presents a case of a young patient with large LSTNG tumor of the rectum. Outside report described a lesion as 2 cm in size, however it turned out much bigger in the endoscopy. A piecemeal...
Colonoscopy - Melanosis masquerading as cancer
A case of a middle aged patient who underwent colon cancer screening. During colonoscopy a lesion in the cecum was found and interpreted as a cancer. A snare resection and a tattoo were performed. Histopathological...
Colonoscopy - Bleeding control with hemostatic...
The video presented above, details a technique for bleeding control with hemostatic forceps. The consecutive steps are: 1. Water jet to pinpoint the lesion. 2. Coagulation grasper: soft coagulation;...
Colonoscopy - Ascending Colon EMR - En bloc resection...
Following video details an en-bloc EMR resection of a 2 cm lesion in an ascenting colon. The patient was a middle aged woman. As it's clearly visible, the preparation was not satisfactory as the patient...
Colonoscopy - Multiple Subtle Flat Lesions -...
The following video details a case of a middle aged patient with multiple adenomas. Nearly 20 adenomas were removed in the past 2 years, most of them were large in size. The plan for the colonoscopy...
Colonoscopy - Ascending Colon EMR
The development of an endoscopic techniques created an alternative for surgeries, making possible to treat patients who would not be approved for an operation. The following video presents a case of...
Colonoscopy - Ascending Colon SSA Resection
A sessile serrated adenoma (abbreviated SSA), also known as sessile serrated polyp (abbreviated SSP), is a premalignant flat (or sessile) lesion of the colon, predominantly seen in the cecum and ascending...
Colonoscopy - Distal Ascending Colon EMR - Position...
The following video details a colonoscopy of an elderly patient with an ascending colon polyp, who was referred for surgery. During colonoscopy, the patient was in left lateral position. This made an...
Colonoscopy - Ascending Colon EMR Scar
The following video presents the first followup after a large ascending colon polyp resection - piecemeal resection and hot biopsy avulsion followed by APC and clip closure.
Colonoscopy - Cecal EMR Scar
Endoscopy is not only a diagnostic technique but it also allows the physician to biopsy and resect lesions found during examination. The following video presents a second followup after resection of...
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Gottumukkala Raju
Professor
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Ahmad Hormati
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Gastroenterology Atlas
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EUS - ENDO
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SAGES - Society of American Gastrointestinal and Endoscopic Surgeons
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American Association for Primary Care Endoscopy
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Colonscopy Quiz by Dr. Raju
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