Results 51 to 60 of about 534,413 (384)

Bowel Preparation for Surveillance Colonoscopy After Colorectal Resection: A New Perspective [PDF]

open access: yesAnnals of Coloproctology, 2019
Purpose Inadequate bowel preparation (IBP) is commonly observed during surveillance colonoscopy after colorectal resection. We investigated potential risk factors affecting bowel preparation.
Donghyoun Lee, Ho-Kyung Chun
doaj   +1 more source

Molecular analysis of appendiceal mucinous cystadenoma and rectal adenocarcinoma in a patient with urothelial carcinoma: a case report [PDF]

open access: yes, 2013
Introduction: In this report, we present the case of a patient affected by appendiceal cystadenoma, a colorectal adenocarcinoma, and a concomitant bladder carcinoma, as well as the results of the molecular study of the most relevant mutational pathways ...
Colombino, Maria   +6 more
core   +1 more source

Treatment planning with a 2.5 MV photon beam for radiation therapy

open access: yesJournal of Applied Clinical Medical Physics, Volume 23, Issue 12, December 2022., 2022
Abstract Purpose The shallow depth of maximum dose and higher dose fall‐off gradient of a 2.5 MV beam along the central axis that is available for imaging on linear accelerators is investigated for treatment of shallow tumors and sparing the organs at risk (OARs) beyond it.
Navid Khaledi   +5 more
wiley   +1 more source

Colorectal neuroendocrine neoplasms — management guidelines (recommended by the Polish Network of Neuroendocrine Tumours) [PDF]

open access: yes, 2017
Nowotwory/guzy neuroendokrynne (NEN/NET) jelita grubego są rozpoznawane coraz częściej, szczególnie guzy odbytnicy. To zjawisko jest najprawdopodobniej związane z powszechnym wykonywaniem kolonoskopii przesiewowych.
Bałdys-Waligórska, Agata   +49 more
core   +4 more sources

TEM technique in the treatment of patients with early rectal cancer

open access: yesВестник хирургии имени И.И. Грекова, 2020
The use of organ-preserving interventions remains the most important direction in improving of surgical treatment of patients with rectal cancer. One of the promising options for its implementation is the TEM (transanal endoscopic microsurgery) technique,
P. N. Romaschenko   +3 more
doaj   +1 more source

K-ras and p53 mutations in colonic lavage fluid of patients with colorectal neoplasias [PDF]

open access: yes, 2001
Background: The adenoma-carcinoma sequence has its molecular basis in several gene mutations of which K-ras and p53 are of paramount importance. The aims of this study were to evaluate whether these genetic alterations can be detected in colonic lavage ...
Folwaczny, Christian   +3 more
core   +1 more source

Novel use of the Heald anal stent after transanal endoscopic microsurgery

open access: yesSurgical Techniques Development, 2011
Distension of the rectum following transanal endoscopic microsurgery (TEMS) increases rectal intra-luminal pressure and may promote pelvic sepsis by contaminating the rectal defect. We describe the first use of a Heald anal stent to decompress the rectum
Alun E. Jones, Guy F. Nash
doaj   +1 more source

MicroRNA expression profiles in pediatric dysembryoplastic neuroepithelial tumors. [PDF]

open access: yes, 2016
© Springer Science+Business Media New York 2015Among noncoding RNAs, microRNAs (miRNAs) have been most extensively studied, and their biology has repeatedly been proven critical for central nervous system pathological conditions.
A Ranger   +36 more
core   +1 more source

Role of MRI in diagnosis and preoperative staging of rectal carcinoma

open access: yesAl-Azhar Assiut Medical Journal, 2019
Background and objectives High-resolution phased-array MRI is recommended as a standard imaging modality for preoperative local staging of rectal cancer with excellent soft tissue contrast, functional imaging ability, and multiplanar capability.
Mohamed F Abdelmoty   +2 more
doaj   +1 more source

Home - About - Disclaimer - Privacy