Results 111 to 120 of about 37,527 (263)

Intramucosal Alpha‐Fetoprotein‐producing Early Gastric Cancer Without Vascular Invasion or Metastasis Diagnosed After Endoscopic Submucosal Dissection: A Case Report and Literature Review

open access: yesDEN Open, Volume 6, Issue 1, April 2026.
ABSTRACT Alpha‐fetoprotein‐producing gastric cancer (AFPGC) is a rare histological subtype of gastric cancer that is often diagnosed at an advanced stage. In the present case, an elevated lesion was detected in the gastric antrum during upper gastrointestinal endoscopy screening and diagnosed as early gastric cancer of cT1a.
Kohei Uyama   +5 more
wiley   +1 more source

Scheduled Inside Plastic Stent Exchange Prevents Cholangitis and Reduces Unplanned Hospitalization in Patients With Unresectable Malignant Hilar Biliary Obstruction

open access: yesDEN Open, Volume 6, Issue 1, April 2026.
ABSTRACT Objectives To prevent cholangitis in patients with unresectable malignant hilar biliary obstruction (MHBO), we recently implemented scheduled inside plastic stent (IS) exchange every 2–4 months. This study aimed to evaluate whether this strategy prevents cholangitis onset and reduces unplanned hospitalizations without increasing adverse events.
Joji Muramatsu   +8 more
wiley   +1 more source

Carbohydrate Antigen 19-9-Positive Gastric Adenocarcinoma: Autopsy Findings and Review of the Literature

open access: yesCase Reports in Gastroenterology, 2017
Carbohydrate antigen 19-9 (CA19-9) is a well-known tumor marker for pancreatobiliary cancer, and several studies have shown that an elevated serum CA19-9 level is associated with more aggressive biological behavior in gastric cancer (GC).
Tan Wang   +8 more
doaj   +1 more source

Needle Tract Seeding Following Transgastric Endoscopic Ultrasound‐Fine Needle Aspiration for Pancreatic Tail Cancer: A Case Report

open access: yesDEN Open, Volume 6, Issue 1, April 2026.
ABSTRACT We report the case of a 69‐year‐old man with a branch‐duct intraductal papillary mucinous neoplasm who underwent surveillance endoscopic ultrasound (EUS), which revealed a 15 mm hypoechoic mass in the pancreatic tail. Transgastric EUS‐guided fine needle aspiration (FNA) confirmed a diagnosis of resectable pancreatic ductal adenocarcinoma ...
Hidetaka Kuroda   +9 more
wiley   +1 more source

Metformin as an Adjunctive Therapy for Pancreatic Cancer: A Review of the Literature on Its Potential Therapeutic Use [PDF]

open access: yes, 2018
Pancreatic ductal adenocarcinoma has the worst prognosis of any cancer. New adjuvant chemotherapies are urgently required, which are well tolerated by patients with unresectable cancers.
A Hwang   +73 more
core   +1 more source

Primary Mucinous Borderline Tumor of the Testis: A Case Report

open access: yesIJU Case Reports, Volume 9, Issue 2, March 2026.
ABSTRACT Introduction Testicular mucinous borderline tumor is a rare primary testicular neoplasm with a generally favorable prognosis. Herein, we report a case diagnosed after high orchiectomy, with a brief literature review. Case Presentation A 77‐year‐old man presented with discomfort in the left scrotum.
Takeshi Shirota   +5 more
wiley   +1 more source

The Value of CA125 and CA19-9 in the Diagnosis of Stage Ⅲ and Ⅳ Endometriosis

open access: yesClinical and Experimental Obstetrics & Gynecology
Background: To evaluate the effect of carbohydrate antigen 125 (CA125) and CA19-9 in distinguishing stage Ⅲ and Ⅳ endometriosis from benign and malignant tumors, and to explore whether it is related to the clinical features of the disease.
Wenwen Zhang   +4 more
doaj   +1 more source

AI‐Guided SERS Defines a Pan‐Cancer Diagnostic Biomarker

open access: yesAdvanced Science, Volume 13, Issue 7, 3 February 2026.
An AI‐enabled SERS platform integrates automated exosome enrichment with molecular fingerprinting to enable accurate early detection and differential diagnosis of ten common cancers. The system identifies exosomal dATP as a universal Raman biomarker, offering a scalable, noninvasive, and clinically translatable approach for precision oncology ...
Cai Zhang   +15 more
wiley   +1 more source

Ovarian sclerosing stromal tumour with elevated CA19-9 levels

open access: yesJournal of Obstetrics and Gynaecology, 2014
Sclerosing stromal tumour (SST) of the ovary is a rare benign tumour of the ovarian stroma, first described in 1973 (Chalvardjian and Scully 1973).
Akbulut, Metin   +2 more
openaire   +4 more sources

Diagnosis of cyst infection in patients with autosomal dominant polycystic kidney disease: attributes and limitations of the current modalities. [PDF]

open access: yes, 2012
Cyst infection is a diagnostic challenge in patients with autosomal dominant polycystic kidney disease (ADPKD) because of the lack of specific manifestations and limitations of conventional imaging procedures.
Annet, Laurence   +6 more
core   +2 more sources

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