Results 131 to 140 of about 819,681 (335)

Ensemble of Instance Segmentation Models for Polyp Segmentation in Colonoscopy Images

IEEE Access, 2019
Colorectal cancer is the second most frequently diagnosed cancer in women and the third most frequently diagnosed cancer in men. At least 80%-95% of the colorectal cancers are evolved from intestinal polyps.
Jaeyong Kang, Jeonghwan Gwak
doaj   +1 more source

Sex Hormones and the Risk of Nasal Polyps: A Two‐Sample Mendelian Randomization Study

World Journal of Otorhinolaryngology - Head and Neck Surgery, EarlyView.
ABSTRACT Objective The pathophysiological roles of sex hormones in airway inflammation have drawn much attention recently. We aimed to explore the causal effect of sex hormones on chronic rhinosinusitis (CRS) and nasal polyps (NP) via a Mendelian randomization (MR) study.
Ying Zhu, Jia‐Yao Zhou, Shi‐Yao Zhang, Ru Tang, Chun‐Yu Luo, Yue‐Long Gu, Zhi‐Peng Li, Wei‐Tian Zhang   +7 more
wiley   +1 more source

Polypoid Large Intestinal Involvement of Metastatic Castrate-Resistant Prostate Cancer: A Case Report

Case Reports in Oncology
Introduction: Prostate cancer most commonly metastasizes to the bone and lymph nodes. Gastrointestinal metastasis has been noted in the literature but appears to be an exceedingly uncommon phenomenon.
Sathya Narayanan, Sapir Dvuchbabny, Arteen Arzivian, Sang Kim, Robert Cheng, Howard Gurney   +5 more
doaj   +1 more source

Mucosal Prolapse Polyp Mimicking Rectal Malignancy: A Case Report

GE: Portuguese Journal of Gastroenterology, 2016
Mucosal prolapse polyps (MPPs) are rare inflammatory lesions that are part of the mucosal prolapse syndrome. We present the case of a 40-year-old male with history of constipation referred to our institution with suspected rectal malignancy due to ...
Diogo Libânio, Catarina Meireles, Luís Pedro Afonso, Rui Henrique, Pedro Pimentel-Nunes, Mário Dinis-Ribeiro   +5 more
doaj   +1 more source

Identification and Validation of Biomarkers in Chronic Rhinosinusitis With Nasal Polyps and Study of Their Associated Mechanisms

World Journal of Otorhinolaryngology - Head and Neck Surgery, EarlyView.
ABSTRACT Background Cell senescence (CS) and lipid metabolism (LM) disorders have been reported in chronic rhinosinusitis with nasal polyps (CRSwNP). However, the mechanism is still unclear. Methods Data were obtained from public databases; differential expression analysis and machine learning were performed to identify biomarkers and to understand the
Hui‐Yi Deng, Hui‐Jun Qiu, Ming‐Rui Pan, Qin‐Tai Yang   +3 more
wiley   +1 more source

Endoscopic characteristics of different grades of melanosis coli complicated with polyps [PDF]

Xin yixue
Objective To investigate the endoscopic characteristics of different grades of melanosis coli （MC） complicated with polyps. Methods Clinical and endoscopic data of 597 patients diagnosed with MC who underwent colonoscopy were retrospectively analyzed ...
Zhang Xue, Qin Jiamin, Wen Liming
doaj   +1 more source

Gastrointestinal cancer screening and surveillance programmes : a worldwide perspective : part 1 [PDF]

, 2012
Part 2 of this article can be found through this link: https://www.um.edu.mt/library/oar//handle/123456789/13101Cancer is a leading cause of death worldwide and such deaths are projected to continue to rise, creating significant morbidity and ...
Gerada, Jurgen
core  

Disseminated epithelioid angiosarcoma presenting as multiple intestinal polyps with active bleeding [PDF]

, 2016
Roumina Hasan, Vidya Monappa
openalex   +1 more source

Berry anthocyanidins inhibit intestinal polyps and colon tumors by modulation of Src, EGFR and the colon inflammatory environment. [PDF]

Oncoscience, 2021
Mudd AM, Gu T, Munagala R, Jeyabalan J, Fraig M, Egilmez NK, Gupta RC.   +6 more
europepmc   +1 more source

Intestinal intussusception by polyp

, 2019
Presentado en la sesión de 6 de agosto de 1930.
Grille Cendan, V, Mourigan, E
openaire   +1 more source