Results 11 to 20 of about 374,317 (411)

Colorectal Adenomas [PDF]

open access: yesNew England Journal of Medicine, 2016
In his review article, Strum (March 17 issue)1 provides data on the overall prevalence of colorectal adenomas in the United States and risk factors for these lesions. It is well established that patients with Streptococcus bovis–group infective endocarditis are at high risk for colorectal cancer.2 Although a strong relationship between Enterococcus ...
Ester Castellsagué   +8 more
openaire   +7 more sources

Systematic analysis based on the cuproptosis-related genes identifies ferredoxin 1 as an immune regulator and therapeutic target for glioblastoma

open access: yesBMC Cancer, 2023
Glioblastoma multiforme (GBM) is recognized as the prevailing malignant and aggressive primary brain tumor, characterized by an exceedingly unfavorable prognosis.
Lirui Dai   +3 more
doaj   +1 more source

Application value of contrast‐enhanced ultrasound in preoperative localization of microwave ablation for primary hyperparathyroidism

open access: yesJournal of Applied Clinical Medical Physics, Volume 23, Issue 12, December 2022., 2022
Abstract Background Ultrasonography (US) and 99mTechnetium‐sestamibi scintigraphy (99mTc‐MIBI) are currently first‐line imaging modalities to localize parathyroid adenomas with sensitivities of 80% and 84%, respectively. Therefore, finding other modalities to further improve the diagnostic accuracy for preoperative localization is critically needed ...
Fangyi Liu   +7 more
wiley   +1 more source

Preoperative and postoperative blood testosterone levels in patients with acromegaly: a prospective study

open access: yesFrontiers in Endocrinology, 2023
PurposeTo investigate the prevalence of low blood testosterone level (LTL) and its determinant factors among active male acromegaly patients, as well as the effect of surgery on LTL in male acromegaly patients.MethodsA retrospective, single-center study ...
Duoxing Zhang   +16 more
doaj   +1 more source

Risk of advanced colorectal neoplasia according to age and gender. [PDF]

open access: yes, 2011
Colorectal cancer (CRC) is one of the leading causes of cancer related morbidity and death. Despite the fact that the mean age at diagnosis of CRC is lower in men, screening by colonoscopy or fecal occult blood test (FOBT) is initiated at same age in ...
Crispin, Alexander   +5 more
core   +16 more sources

Comprehensive In Silico Analysis of a Novel Serum Exosome-Derived Competitive Endogenous RNA Network for Constructing a Prognostic Model for Glioblastoma

open access: yesFrontiers in Oncology, 2021
PurposeGlioblastoma (GBM) is one of the most aggressive brain tumors with high mortality, and tumor-derived exosomes provide new insight into the mechanisms of GBM tumorigenesis, metastasis and therapeutic resistance.
Zihao Wang   +12 more
doaj   +1 more source

Adenoma metanéfrico [PDF]

open access: yesRevista do Colégio Brasileiro de Cirurgiões, 2005
Metanephric adenoma is a recently described, rare and benign renal tumor that generally occurs in adults and has an excellent prognosis. Pain, hematuria and palpable mass are the most commonly presented signs. We report the case of a 49-year old female with a 14-cm solitary right renal tumor.
Ota, Ana Sayuri   +2 more
openaire   +4 more sources

How to Classify and Define Pituitary Tumors: Recent Advances and Current Controversies

open access: yesFrontiers in Endocrinology, 2021
Pituitary tumors are very complex and heterogeneous and have a very wide range of proliferative and aggressive behaviors, and how to define and classify these tumors remains controversial.
Congxin Dai   +8 more
doaj   +1 more source

Hyperprolactinemia and Hypopituitarism in Acromegaly and Effect of Pituitary Surgery: Long-Term Follow-up on 529 Patients

open access: yesFrontiers in Endocrinology, 2022
PurposeStudies on hyperprolactinemia and hypopituitarism in acromegaly are limited. We aimed to analyze the preoperative status, postoperative alterations, and correlated factors of hyperprolactinemia and hypopituitarism in acromegaly patients ...
Xiaopeng Guo   +57 more
doaj   +1 more source

Adenoma hepático [PDF]

open access: yesABCD. Arquivos Brasileiros de Cirurgia Digestiva (São Paulo), 2013
INTRODUÇÃO: Os tumores hepáticos benignos, devido à relativa facilidade na identificação através de exames de imagem, tiveram incidência crescente na população nos últimos anos, tornando-se quadro frequente na rotina clínica e muitas vezes um desafio para clínicos e cirurgiões.
Szor, Daniel José   +2 more
openaire   +4 more sources

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