Results 51 to 60 of about 34,939 (232)

A Case of Gastric Atypical Lipomatous Tumor/Well‐Differentiated Liposarcoma With Endoscopic Morphological Changes

open access: yesDEN Open, Volume 6, Issue 1, April 2026.
ABSTRACT Atypical lipomatous tumor/well‐differentiated liposarcoma is a locally aggressive mesenchymal neoplasm composed of adipocytes and stromal cells. Gastric cases are exceedingly rare, and their malignant potential remains unclear. We report a case of a woman in her 60s who was found to have multiple submucosal tumor‐like lesions of the stomach ...
Rika Omote   +9 more
wiley   +1 more source

Oral leiomyoma

open access: yesJournal of Oral and Maxillofacial Pathology, 2011
Oral leiomyoma is a benign smooth muscle tumor with a low incidence. Oral leiomyomas present as slow growing, asymptomatic sub mucosal masses, usually in the tongue, hard palate or buccal mucosa. They may be seen at any age and are usually discovered when they are 1 to 2 cm in diameter.
Kaur, Gurkiran, Gondal, Ranjana
openaire   +3 more sources

Underwater Pressure Lumen Expansion: A Novel Method to Overcome Lumen Collapse in Submucosal Endoscopy and Animal Endoscopic Full‐thickness Resection Models

open access: yesDEN Open, Volume 6, Issue 1, April 2026.
ABSTRACT In endoscopic full‐thickness resection (EFTR), luminal collapse can occur due to communication between the gastrointestinal lumen and peritoneal cavity, making visualization and procedural continuity difficult. We propose the underwater pressure lumen expansion (UPLE) method, in which hydraulic pressure is applied in a fluid‐filled environment
Hironari Shiwaku   +4 more
wiley   +1 more source

Endoscopic Full‐thickness Resection for Gastric Submucosal Tumor: A Technical Analysis Study (With Video)

open access: yesDEN Open, Volume 6, Issue 1, April 2026.
ABSTRACT Background Endoscopic full‐thickness resection (EFTR) is an effective treatment method for gastric submucosal tumors (SMTs). We aimed to perform a technical analysis of EFTR in gastric SMT and compare it with the outcome parameters. Method Sixty‐one gastric SMTs from 60 patients were resected using EFTR. The indication criteria: size, 11–30 mm,
Hitoshi Mori   +20 more
wiley   +1 more source

Successful Endoscopic Excision for a Rapidly Enlarging Esophageal Histopathologically Unclassified Subepithelial Lesion: A Case Report

open access: yesDEN Open, Volume 6, Issue 1, April 2026.
ABSTRACT A 75‐year‐old man presented with an esophageal subepithelial lesion (SEL) measuring 2.5 cm, first identified over a decade ago. The patient was followed up regularly with computed tomography and endoscopy and remained asymptomatic since then. However, over the past year, the patient developed dysphagia, and endoscopic evaluation revealed that ...
Mai Fukuda   +10 more
wiley   +1 more source

Diagnostic Value of Endoscopic Ultrasound‐Guided Tissue Acquisition With Rapid On‐Site Evaluation in Small Gastric Subepithelial Lesions

open access: yesDEN Open, Volume 6, Issue 1, April 2026.
ABSTRACT Background Gastric subepithelial lesions (SELs) measuring <20 mm without high‐risk features are typically managed with periodic surveillance, while surgical resection is recommended for gastrointestinal stromal tumors (GISTs) per the Japanese guideline.
Yuki Ikeda   +11 more
wiley   +1 more source

Validation of on‐slide immunocytochemistry controls prepared from long‐term preserved prefixed cell suspensions

open access: yesCancer Cytopathology, Volume 134, Issue 2, February 2026.
Abstract Background On‐slide controls are essential for quality assurance in immunocytochemistry, yet their use in non–cell block cytology preparations remains a significant challenge. This study presents and evaluates a novel method for preparing on‐slide controls from long‐term prefixed cell suspensions, applicable to all types of cytology ...
Rúben Rodrigues Roque   +6 more
wiley   +1 more source

Real‐World Effectiveness and Safety of Recombinant Human Follicle‐Stimulating Hormone (rhFSH) in Infertile Women undergoing Assisted Reproductive Technology (ART): A Korean Nationwide Cohort Study

open access: yesClinical Pharmacology &Therapeutics, Volume 119, Issue 2, Page 514-523, February 2026.
Despite widespread rhFSH use in infertile women undergoing ART, real‐world comparative data on its effectiveness and safety across different rhFSH types remain limited. Using the HIRA claims database, we included 10,684 women aged 20–39 with infertility (2016–2021) who used only rhFSH in their first in vitro fertilization–embryo transfer (IVF‐ET ...
Joong Yeup Lee   +12 more
wiley   +1 more source

Cytologic and Histologic Findings of Extrapleural Solitary Fibrous Tumor: Report of Two Cases

open access: yesDiagnostic Cytopathology, Volume 54, Issue 2, Page E46-E53, February 2026.
ABSTRACT Solitary fibrous tumors (SFT) are a rare neoplasm of mesenchymal origin. SFT was previously described primarily in the pleura and meninges; however, extrapleural and extra‐meningeal SFT have been reported in almost every anatomic site and account for up to 40% of cases.
Michael Tyler   +4 more
wiley   +1 more source

Leveraging artificial intelligence for evidence‐based recommendations in uterine fibroid therapy: Addressing the unmet need in German healthcare—A clinical trial

open access: yesInternational Journal of Gynecology &Obstetrics, Volume 172, Issue 2, Page 1104-1113, February 2026.
Abstract Objective To evaluate the potential of an artificial intelligence (AI)‐driven large language model, ChatGPT 4.0, to provide personalized, evidence‐based treatment recommendations for uterine fibroids. Methods ChatGPT 4.0 was trained using evidence‐based data from Uptodate and German medical literature.
Iason Psilopatis   +5 more
wiley   +1 more source

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