gastroenterology videos
Colon Anastomosis Neovascularization
The video presented above shows a neovascularization process present in colon anastamosis.
Colonoscopy - LST NG Tumor - Difficult Resection
LST-NG tumors are often difficult to resect, as they tend to have submucosal fibrosis. Also, it is vital to remove all of the lesion as such tumors are at high risk of harboring cancer. Here is a video...
Colonoscopy - Rectosigmoid Colon Underwater EMR
An elderly patient was found to have a flat lesion in the rectosigmoid junction. Resection was difficult due to narrow lumen and he was referred to surgery. However, the patient opted for a minimally...
Colonoscopy Channel - Identification of a Subtle...
Subtle lesions, as serrated adenomas are hard to find. It is vital to focus on the wall of the colon for subtle signs of vessel cut off; also, the injection of Indigo Carmine helps to define the lesion,...
Colonoscopy Channel - Colonoscopy Screening -...
Cap fitted colonoscope helps in the identification of lesions hiding behind folds. Here is an example of a subtle lesion hidden behind a fold that was detected by a cap fitted colonoscope.
Colon - Cancer Marking
This video describes the technique for placing a tattoo to mark the colon cancer using an injection of saline to create a submucosal bleb, followed by injection of sterile carbon particles into it, 3...
Ascending Colon - Flat Lesion 2.5 cm - EMR
This video presents a colonoscopy of a middle aged woman came for a second opinion regarding endoscopic removal of a large flat lesion as her doctors recommended surgery. This lesion was successfully...
![Lives Touched by Colon Cancer[4]](https://medtube.net/images/min/10719b039166c72716682321f875975c/201/151/1 "Lives Touched by Colon Cancer[4]")
Lives Touched by Colon Cancer[4]
A 37 year old man developed back ache. Investigations revealed advanced colon cancer with spread to the liver. There was no family history of colon cancer. Unfortunately, such cases are hard to detect...
![Lives Touched by Colon Cancer[3]](https://medtube.net/images/min/006815e1acd14152b6f8a5c7d20b27fc/201/151/1 "Lives Touched by Colon Cancer[3]")
Lives Touched by Colon Cancer[3]
A case of a 67 year old man, who retired recently, developed weight loss and abdominal fullness. She was referred for a colonoscopy, which revealed an advanced colon cancer with spread to the liver.
![Lives Touched by Colon Cancer[2]](https://medtube.net/images/min/63dc7d0073a39a28757e5c459ab17d3c/201/151/1 "Lives Touched by Colon Cancer[2]")
Lives Touched by Colon Cancer[2]
A 66 year old man was diagnosed with prostate cancer. His radiotherapist recommended a screening colonoscopy as he has not had one so far. Colonoscopy revealed an early colon cancer. Fortunately, the...
![Lives Touched by Colon Cancer[1]](https://medtube.net/images/min/d3cd18821b097c603ebd98402c5ae504/201/151/1 "Lives Touched by Colon Cancer[1]")
Lives Touched by Colon Cancer[1]
An elderly man was found to have an abnormality on scan for evaluation of intra-abdominal cancer. He had undergone removal of a lesion from the colon 3 years earlier. Colonoscopy revealed colon cancer...
Colonoscopy Channel - EMR of a Large Flat Lesion
This video presents an endoscopic mucosal resection of a large flat lesion in the colon. Large lesions are possible to resect during colonoscopy, however, it is challenging and time consuming. This procedure...
IC valve - Large Flat Lesion - EMR - Bleeding
EMR of large flat lesions is possible, though, It is technically challenging and time consuming. Also, a large lesions are more likely to bleed after resection, therefore the procedure should be done...
Colonoscopy Channel - EMR of a Large Hemicircumferential...
EMR of large flat lesions is possible, however is technically challenging and time consuming. It can be done safely by endoscopists with experience in the endoscopic mucosal resection technique and endoscopic...
Colonoscopy Channel - Ligation of a Giant Colon...
This video presents a giant lipoma of the colon. Endoscopic resection of such lesions results in a high risk of perforation. Loop ligation of a lipoma results in autoamputation and avoids the need for...
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Gottumukkala Raju
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Ahmad Hormati
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Gastroenterology Atlas
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EUS - ENDO
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American Association for Primary Care Endoscopy
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Colonscopy Quiz by Dr. Raju
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