Results 51 to 60 of about 275,135 (321)

Ultrasound texture analysis: Association with lymph node metastasis of papillary thyroid microcarcinoma. [PDF]

open access: yesPLoS ONE, 2017
This retrospective study aimed to evaluate whether ultrasound texture analysis is useful to predict lymph node metastasis in patients with papillary thyroid microcarcinoma (PTMC). This study was approved by the Institutional Review Board, and the need to
Soo-Yeon Kim   +7 more
doaj   +1 more source

Lymph Node Detection in T2 MRI with Transformers [PDF]

open access: yesarXiv, 2021
Identification of lymph nodes (LN) in T2 Magnetic Resonance Imaging (MRI) is an important step performed by radiologists during the assessment of lymphoproliferative diseases. The size of the nodes play a crucial role in their staging, and radiologists sometimes use an additional contrast sequence such as diffusion weighted imaging (DWI) for ...
arxiv  

Insights into the mechanisms of lymph node metastasis [PDF]

open access: yesCancer, 2003
AbstractThe mechanisms by which malignant tumors leave the primary tumor site, invade lymphatics, and metastasize to regional lymph nodes (RLNs) are complex and interrelated. Although the phenomenon of lymph node metastasis has been recognized for over 200 years, the exact mechanisms have only recently been the subject of intense interest and ...
openaire   +3 more sources

Potential factors of cytokeratin fragment 21-1 and cancer embryonic antigen for mediastinal lymph node metastasis in lung cancer

open access: yesFrontiers in Genetics, 2022
Objective: Lung cancer is a common malignant tumor, characterized by being difficult to detect and lacking specific clinical manifestations. This study aimed to find out the risk factors of mediastinal lymph node metastasis and explore the correlation ...
Jing Tang   +11 more
doaj   +1 more source

Lymphangiogenesis and lymph node metastasis in breast cancer [PDF]

open access: yesMolecular Cancer, 2008
Abstract Introduction There have been few studies on lymphangiogenesis in the past due to the lack of specific lymphatic endothelial markers, and lymphatic-specific growth factors. Recently, these limitations have been relieved by the discovery of a small number of potential lymphatic-specific markers.
Robert E. Mansel   +8 more
openaire   +4 more sources

Analysis of risk factors and prognosis of 253 lymph node metastasis in colorectal cancer patients

open access: yesBMC Surgery, 2021
Background This study aimed to explore potential risk factors for 253 lymph node metastasis, and to identify the prognostic impact of 253 lymph node metastasis in colorectal cancer patients.
Shidong Hu   +9 more
doaj   +1 more source

Process of distant lymph node metastasis in colorectal carcinoma: Implication of extracapsular invasion of lymph node metastasis [PDF]

open access: yesBMC Cancer, 2011
We previously demonstrated that extracapsular invasion (ECI) at a metastatic sentinel node was significantly associated with the presence of positive non-sentinel nodes in patients with breast cancer. However, the mechanism of metastatic spreading of tumor cells to distant lymph nodes in patients with colorectal carcinoma is not fully understood.
Takayuki Asao   +6 more
openaire   +4 more sources

Establishment and evaluation of an animal model for lymph node metastasis of breast cancer

open access: yes陆军军医大学学报
Objective To establish an animal model and evaluation system for lymph node metastasis of breast cancer. Methods A total of 60 female BALB/c mice (6~8 weeks old) were subjected, and then 6 models of lymph node metastasis (n=10) were constructed through ...
ZHOU Qin   +3 more
doaj   +1 more source

Correlation between Lymph Node Ratio and Clinicopathological Features and Prognosis of IIIa-N2 Non-small Cell Lung Cancer

open access: yesChinese Journal of Lung Cancer, 2019
Background and objective IIIa-N2 non-small cell lung cancer was significant different in survival, although N stage of lung cancer based on anatomic location of metastasis lymph node.
Shanyuan ZHANG   +4 more
doaj   +1 more source

Surfaceome: a new era in the discovery of immune evasion mechanisms of circulating tumor cells

open access: yesMolecular Oncology, EarlyView.
In the era of immunotherapies, many patients either do not respond or eventually develop resistance. We propose to pave the way for proteomic analysis of surface‐expressed proteins called surfaceome, of circulating tumor cells. This approach seeks to identify immune evasion mechanisms and discover potential therapeutic targets. Circulating tumor cells (
Doryan Masmoudi   +3 more
wiley   +1 more source

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