نتایج جستجو برای: adenomatous polyp
تعداد نتایج: 15992 فیلتر نتایج به سال:
S38 ENDOSCOPIC ULTRASOUND / VOLUME 6 / SUPPLEMENT 1 / AUGUST 2017 polyps brought out of the CBD with a balloon or a basket and then snared off, and CBD and PD stents were placed. The histopathology showed adenomatous polyps with low-grade dysplasia in three cases and adenofibroma/hamartomatous polyp in one. One patient was found to have underlying malignancy after 2 months. Conclusion: Distal C...
S38 ENDOSCOPIC ULTRASOUND / VOLUME 6 / SUPPLEMENT 1 / AUGUST 2017 polyps brought out of the CBD with a balloon or a basket and then snared off, and CBD and PD stents were placed. The histopathology showed adenomatous polyps with low-grade dysplasia in three cases and adenofibroma/hamartomatous polyp in one. One patient was found to have underlying malignancy after 2 months. Conclusion: Distal C...
BACKGROUND The formation of a Hairy Polyp on the dorsum of the tongue is a rare condition that may hinder vital functions such as swallowing and breathing due to mechanical obstruction. The authors present the situation on a child with an approach of significant academic value. METHODS Imaging diagnostics with the application of a topical oral radiocontrastant was used to determine the extent...
A 47-year-old woman underwent prophylactic subtotal colectomy with ileorectal anastomosis (IRA) for familial adenomatous polyposis (FAP) 18 years ago. She underwent 5 transanal endoscopic microsurgeries for rectal remnant polyps, and was referred for the treatment of rectal remnant polyp recurrence. Endoscopic submucosal dissection (ESD) was performed to remove multiple polypoid lesions that ci...
Context The association of colorectal cancer (CRC) with pre-existing adenomatous polyps was challenged for decades until the National Polyp Study (NPS) demonstrated that colonoscopic polypectomy prevented deaths from CRC. In a follow-up of the Minnesota Colon Cancer Control study (46 551 participants), those randomly assigned to annual screening with a sensitive faecal occult blood test, sustai...
We present an ex vivo study of temporally and spectrally resolved autofluorescence in a total of 47 endoscopic excision biopsy/resection specimens from colon, using pulsed excitation laser sources operating at wavelengths of 375 nm and 435 nm. A paired analysis of normal and neoplastic (adenomatous polyp) tissue specimens obtained from the same patient yielded a significant difference in the me...
A novel approach for generating a set of features derived from properties of patterns of curvature is introduced as a part of a computer aided colonic polyp detection system. The resulting sensitivity was 84% with 4.8 false positives per volume on an independent test set of 72 patients (56 polyps). When used in conjunction with other features, it allowed the detection system to reach an overall...
Hairy polyps are common congenital benign lesions of oroand nasopharynx containing elements of both ectodermal and mesodermal origin. However, their occurrence in palate is quite rare. Here we present a case of hairy polyp associated with palatal cleft in an eight months old female infant. We discuss the clinicopathological features, etiology, proposed theories related to its formation and its ...
Colorectal cancer (CRC) is the third most common cancer in the world. Fortunately, it is also proven to be one of the most preventable cancers, in large part due to the utilization of CRC screening. Historically, it was believed that the adenomatous polyp was the only precursor to carcinoma of the colorectum. Within the last decade, it has been shown that approximately 20-30% of sporadic colon ...
Aim: Sessile serrated lesions (SSL) have the potential for malignant transformation into colorectal carcinoma (CRC), which develops via pathway of carcinogenesis. Material and Methods: Based on colonoscopy pathology reports, all sessile or polyps in risk screening group were studied at an urban medical research center between July 2018 2022. We prospectively included consecutive classified as a...
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