Results 11 to 20 of about 26,163 (275)

Gastric‐type duodenal neoplasms with rapid growth: A report of two cases [PDF]

open access: yesDEN Open, 2023
While duodenal neoplasms of the gastric phenotype are uncommon and their natural history is unknown, gastric neoplasms of gastric phenotype reportedly grow rapidly and can invade the submucosa.
Rikimaru Sawada   +16 more
doaj   +3 more sources

Duodenal Gastric Metaplasia and Duodenal Neuroendocrine Neoplasms: More Than a Simple Coincidence? [PDF]

open access: yesJournal of Clinical Medicine, 2022
Background: Duodenal gastric metaplasia (DGM) is considered a precancerous lesion. No data are available regarding its possible role as a risk factor for duodenal neuroendocrine neoplasms (dNENs). Aims: To assess the prevalence of DGM in a cohort of dNENs.
Sara Massironi   +2 more
exaly   +7 more sources

Pancreas-preserving partial duodenectomy for non-ampullary duodenal neoplasms: three case reports [PDF]

open access: yesSurgical Case Reports, 2022
Background There are multiple surgical procedures for resecting non-ampullary duodenal neoplasms (NADNs), and the appropriate method is selected depending on the tumor location and diagnosis.
Shunsuke Ishida   +11 more
doaj   +3 more sources

Clip-guided local duodenectomy for safe and minimal local resection of nonampullary duodenal neoplasms [PDF]

open access: yesBMC Surgery, 2022
Background Local duodenectomy and primary closure is a simple option for some nonampullary duodenal neoplasms. Minimizing the resection area while ensuring curability is necessary for safe primary duodenal closure.
Takeshi Miwa   +9 more
doaj   +2 more sources

Endoscopic Resection of Sporadic Non-ampullary Duodenal Neoplasms: A Single Center Study

open access: yesThe Korean Journal of Gastroenterology, 2016
Background : /Aims: Sporadic non-ampullary duodenal neoplasms are rare and optimal treatment for these lesions remains undefined. Endoscopic resection of duodenal neoplasms is widely used recently and it is an alternative treatment strategy to surgical ...
Yoon Jeong Nam   +5 more
doaj   +2 more sources

A Rare Duodenal Subepithelial Tumor: Duodenal Schwannoma [PDF]

open access: yesClinical Endoscopy, 2018
Schwannomas are uncommon neoplasms that arise from Schwann cells of the neural sheath. Gastrointestinal schwannomas are rare among mesenchymal tumors of the gastrointestinal tract, and only a few cases have been reported to date. Duodenal schwannomas are
Dong Hwahn Kahng   +4 more
doaj   +2 more sources

An unusual case of anemia and intestinal obstruction caused by a benign duodenal tumor

open access: yesLiječnički vjesnik, 2023
The duodenum is rarely affected by neoplasms with less than 5% of gastrointestinal tumors being found in the small intestine. Nevertheless, they can be of great clinical significance.
Klara Brekalo   +3 more
doaj   +3 more sources

Clinical significance of colonoscopy in patients with upper gastrointestinal polyps and neoplasms: a meta-analysis. [PDF]

open access: yesPLoS ONE, 2014
BACKGROUND: Some authors have studied the relationship between the presence of polyps, adenomas and cancers of upper gastrointestinal tract (stomach and duodenum) and risk of colorectal polyps and neoplasms; however, the results are controversial, which ...
Zhen-Jie Wu   +4 more
doaj   +2 more sources

A Case of Primary Duodenal Liposarcoma

open access: yesCase Reports in Oncology, 2020
Soft tissue sarcomas are common neoplasms accounting for 1% of all adult malignancies; however, soft tissue sarcomas infrequently arise from the abdominal viscera. Many case reports discuss gastric and esophageal neoplasms.
Zachary Whitham   +2 more
doaj   +3 more sources

Periampullary duodenal schwannoma mimicking ampullary neoplasm

open access: yesRadiology Case Reports, 2020
Schwannomas are neurogenic tumors that arise from Schwann cells in the neural sheath. Gastrointestinal schwannomas occur most often in the stomach, followed by the colon and the rectum.
Marly Pierina Rubio Sierra, MD   +4 more
doaj   +3 more sources

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