Results 1 to 10 of about 357,031 (203)

Contrast-enhanced ultrasonography promotes differential diagnosis of ureteral neoplasms. [PDF]

Br J Radiol, 2021
Objective: To compare the diagnostic value of contrast-enhanced ultrasonography (CEUS) with baseline ultrasound (B-US) in ureteral neoplasms. Methods: Retrospective analysis, comprising clinical presentation, image appearances, and diagnostic results on B-ultrasound and CEUS, considering pathological result as a gold-standard, was conducted on the ...
Bai Y, Lin J, Chen A, Bai M, Li C, Cai Y, Yu J, Hu W, Du L, Li F.   +9 more
europepmc   +6 more sources

Endoscopic laser resection of a ureteral tumour in primary multiple malignant neoplasms

Вестник урологии, 2021
A case of the ureteral tumour endoscopic treatment is presented in a patient with primary multiple malignancies. In the case of polyneoplasia, there are usually two or more neoplasms of different localizations, including the organs of the urinary system.
B. G. Guliev, B. K. Komyakov, Zh. P. Avazkhanov   +2 more
doaj   +5 more sources

Case report: Quadruple primary malignant neoplasms including esophageal, ureteral, and lung in an elderly male [PDF]

Open Life Sciences, 2022
Multiple primary malignant neoplasms (MPMNs) are defined as multiple tumors with different pathogenic origins. MPMNs are rare, but the morbidity rate is on the rise.
Wan Long, Yin Feng-yan, Tan Hai-hua, Meng Li, Hu Jian-hua, Xiao Bao-rong, Zhu Zhao-feng, Liu Ning, Qi Huan-peng   +8 more
doaj   +5 more sources

Ureteral neoplasms. [PDF]

RadioGraphics, 1990
The authors review primary and secondary neoplastic lesions of the ureter. Primary ureteral tumors are rare, although when they occur, they usually consist of transitional cell carcinoma. The most frequent symptoms are hematuria, frequency, dysuria, and pain.
C S, Winalski, J C, Lipman, S S, Tumeh
semanticscholar   +4 more sources

Complications of ovarian metastases from well-differentiated small bowel neuroendocrine neoplasms: a focus on bowel and ureteral obstruction

Surgical Oncology
Sydney J. Wellens, Nicholas J. Skill, Kevin M. Sullivan, Mary A. Maluccio, Kristen E. Limbach   +4 more
semanticscholar   +3 more sources

Ureteral polyps protruding from the urethra

BMC Urology, 2021
Background Ureteral fibro-epithelial polyp (UFP) is a rare benign ureteral tumor, and surgical removal of the polyps is still the preferred solution. Although many cases have reported polyps extending to the bladder, our case was the first to report a ...
Zhi-Wei Sun, Jian-Kang Ge, You Wu, Ye-Qing Huang   +3 more
doaj   +2 more sources

A case report of endorectal displacement of a right ureteral stent following radiochemotherapy and Bevacizumab

BMC Urology, 2019
Background The angiogenesis inhibitor monoclonal antibody Bevacizumab is presently the standard treatment for numerous neoplasms but particular toxicities are emerging, such as hypertension, haemorrhage, thromboembolism, gastrointestinal perforation ...
Alessio Tognarelli, Lorenzo Faggioni, Francesca Manassero, Angiolo Gadducci, Cesare Selli   +4 more
doaj   +2 more sources

Case Report: A rare case of unilateral renal clear cell carcinoma with synchronous contralateral ureteral metastasis [PDF]

Frontiers in Oncology
BackgroundRenal cell carcinoma (RCC) rarely metastasizes to the contralateral ureter. Fewer than 10 such cases have been reported, mostly involving clear cell RCC (CCRCC) with associated hydronephrosis and renal insufficiency.
Yichen Qian, Yuanchen Lu, Qijie Zhang, Jianjun Xie, Hua Shen, Junpeng Deng   +5 more
doaj   +2 more sources

Canine primary ureteral leiomyosarcoma treated with unilateral left ureteronephrectomy

Open Veterinary Journal
Background: Primary ureteral neoplasms are extremely rare in dogs, and ureteral involvement usually occurs owing to the invasion of renal and bladder tumors.
Danilo Cintra de Sousa, Ygor Amaral Rossi, Rafael Torres Neto, Carlos Eduardo Fonseca-Alves, Larissa Fernandes Magalhaes, Cynthia M. Bueno, Denner Santos Dos Anjos   +6 more
doaj   +2 more sources

Extragonadal yolk sac tumor of the ureter with neuroendocrine differentiation: A case report [PDF]

Urology Case Reports
Extragonadal germ cell tumors in the urinary tract are exceptionally rare, with only a small number of cases documented in the literature. Although these neoplasms exhibit considerable histologic heterogeneity, neuroendocrine differentiation within these
Masato Takanashi, Jiro Kumagai, Takayuki Murakami   +2 more
doaj   +2 more sources