Results 81 to 90 of about 78,555 (217)

Tumores estromales gastrointestinales: Evolución conceptual.

open access: yesRevista de la Facultad de Ciencias Médicas de Córdoba, 2004
Los tumores estrornales gastrointestinales (GastroIntestinal Stromal Tuniors - GISTs—) constituyen la categoría más amplia de neoplasias no epiteliales primarias del tracto gastrointestinal y representan aproximadamente el 1-2% de todas las neoplasias ...
Ismael B Fonseca   +5 more
doaj   +1 more source

Capsule Endoscopy in Inflammatory Bowel Disease: Current Status and Issues in Clinical Practice

open access: yesDEN Open, Volume 6, Issue 1, April 2026.
ABSTRACT Inflammatory bowel diseases include Crohn's disease (CD) and ulcerative colitis (UC), both of which require endoscopic evaluation of mucosal surfaces. Capsule endoscopy has been used in clinical practice since 2000 as a minimally invasive means of mucosal evaluation.
Teppei Omori   +6 more
wiley   +1 more source

Cost‐Effectiveness Analysis of Fecal Immunochemical Test‐ and Colonoscopy‐based Colorectal Cancer Screening across Varying Uptake Rates

open access: yesDEN Open, Volume 6, Issue 1, April 2026.
ABSTRACT Objectives To reduce the burden of colorectal cancer (CRC), identifying cost‐effective screening strategies with particular attention to screening adherence is essential. We aimed to assess the cost‐effectiveness of screening strategies using fecal immunochemical test (FIT) and/or total colonoscopy (TCS) through simulation model analyses using
Masau Sekiguchi   +5 more
wiley   +1 more source

Comparison of Detection Yields Between Texture and Color Enhancement Imaging Mode 1 and Mode 2 for Colorectal Lesions: A Post‐hoc Analysis of a Multicenter Observational Study

open access: yesDEN Open, Volume 6, Issue 1, April 2026.
ABSTRACT Objectives Colonoscopy is a reliable technique for the detection, diagnosis, and treatment of adenomas and early cancer. Image‐enhanced endoscopy (IEE) is important for detecting colorectal lesions. Texture and color‐enhancement imaging (TXI) has recently emerged as a novel modality for IEE.
Kensuke Shinmura   +10 more
wiley   +1 more source

Colonic Malakoplakia With an Adenomatous Appearance on Magnification Endoscopy: A Case Report

open access: yesDEN Open, Volume 6, Issue 1, April 2026.
ABSTRACT Malakoplakia is a rare chronic granulomatous disease associated with impaired macrophage phagocytosis of bacteria. Because colonic malakoplakia presents with varied endoscopic appearances, its characteristic features have not been clearly defined, and differentiation from colorectal neoplasms during endoscopy may be difficult. We report a case
Shima Sono   +7 more
wiley   +1 more source

Mucosectomia Endoscópica de Neoplasias Superficiais do Cólon e Recto: Análise de 140 Procedimentos

open access: yesActa Médica Portuguesa, 2012
Introdução e Objectivos: A mucosectomia endoscópica (ME) tem mostrado ser útil na ressecção de grandes lesões colorrectais sésseis e planas, evitando a necessidade de intervenção cirúrgica.
Miguel Serrano   +5 more
doaj   +1 more source

Significado de los pólipos en colon distal, en una población de un país en vía de desarrollo: prevalencia y asociación con neoplasia proximal sincrónica

open access: yes, 2004
El cáncer colorectal (CCR) representa la segunda causa de mortalidad por cáncer a nivel mundial, con una supervivencia promedio a cinco años inferior a 55%. La presencia de pólipos adenomatosos constituye el principal factor de riesgo asociado al desarrollo de CCR; así, la remoción temprana de éstos ha demostrado ser una intervención costo efectiva ...
Cardona Villamizar, Héctor José   +3 more
openaire   +2 more sources

Epidemiology and Genetics of Rheumatic Diseases Suggest a Constant Rate of DNA Damage as Underlying Cause

open access: yesImmunology, Volume 177, Issue 4, Page 736-748, April 2026.
A constant rate of DNA damage that is not perfectly repaired will cause a constant rate of DNA mutations. The chance of mutation will increase if DNA is prone to damage, such as occurs in somatic hypermutation (SHM) hotspots and GC‐rich DNA. Thus, if one mutation‐prone DNA site drives disease, the age of onset of disease and degree of penetrance should
Piet C. de Groen
wiley   +1 more source

Poliposis familiar

open access: yesCirugía del Uruguay, 1979
Se presenta una observación de poliposis difusa, con degeneración cancerosa rectal, tratada mediante procto-colectomía subtotal, con conservación del ciego y de la mitad proximal del colon: ascendente anastomosados al canal anal.
Eduardo Palma, Luis Oronoz
doaj  

DNA Virus Detection in Olfactory Neuroblastomas Using Targeted Enrichment NGS

open access: yesNeuropathology, Volume 46, Issue 2, April 2026.
ABSTRACT A variety of malignancies can be found in the sinonasal tract including the nasal cavity, paranasal sinuses, and skull base. Many of these are attributed to viruses, for example, carcinomas with the presence of transcriptionally active high‐risk human papillomavirus, as well as Epstein–Barr virus associated malignant lymphoepithelial carcinoma
Maria K. Jauhiainen   +7 more
wiley   +1 more source

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