Results 71 to 80 of about 395,349 (427)

Cell‐free and extracellular vesicle microRNAs with clinical utility for solid tumors

open access: yesMolecular Oncology, EarlyView.
Cell‐free microRNAs (cfmiRs) are small‐RNA circulating molecules detectable in almost all body biofluids. Innovative technologies have improved the application of cfmiRs to oncology, with a focus on clinical needs for different solid tumors, but with emphasis on diagnosis, prognosis, cancer recurrence, as well as treatment monitoring.
Yoshinori Hayashi   +6 more
wiley   +1 more source

Une occlusion intestinale aiguë inhabituelle

open access: yesThe Pan African Medical Journal, 2015
L'insertion de corps étrangers intrarectal reste dans notre contexte, une curiosité et un tabou. Elle est le plus souvent volontaire par trouble du comportement, pour des fins sexuelles (érotisme ou agressions), pour auto-traiter une constipation ou pour
Ammar Mahmoudi, Abdelaziz Hamdi
doaj   +1 more source

Performance Deterioration of Deep Learning Models after Clinical Deployment: A Case Study with Auto-segmentation for Definitive Prostate Cancer Radiotherapy [PDF]

open access: yesarXiv, 2022
We evaluated the temporal performance of a deep learning (DL) based artificial intelligence (AI) model for auto segmentation in prostate radiotherapy, seeking to correlate its efficacy with changes in clinical landscapes. Our study involved 1328 prostate cancer patients who underwent definitive radiotherapy from January 2006 to August 2022 at the ...
arxiv  

Malignancy within a tail gut cyst:a case of retrorectal carcinoid tumour [PDF]

open access: yes, 2014
Purpose. Tailgut cysts with malignant transformation are rare entities. We discuss the diagnostic strategy and treatment of a malignancy within a tailgut cyst. Methods.
Abukar, A. A.   +7 more
core   +6 more sources

Preoperative multimodality therapy improves disease-free survival in patients with carcinoma of the rectum: NSABP R-03.

open access: yesJournal of Clinical Oncology, 2009
PURPOSE Although chemoradiotherapy plus resection is considered standard treatment for operable rectal carcinoma, the optimal time to administer this therapy is not clear.
M. Roh   +10 more
semanticscholar   +1 more source

Circulating tumor DNA (ctDNA) trajectories predict survival in trifluridine/tipiracil‐treated metastatic colorectal cancer patients

open access: yesMolecular Oncology, EarlyView.
The authors applied joint/mixed models that predict mortality of trifluridine/tipiracil‐treated metastatic colorectal cancer patients based on circulating tumor DNA (ctDNA) trajectories. Patients at high risk of death could be spared aggressive therapy with the prospect of a higher quality of life in their remaining lifetime, whereas patients with a ...
Matthias Unseld   +7 more
wiley   +1 more source

A Study of Elliptical Last Stable Orbits About a Massive Kerr Black Hole [PDF]

open access: yesClass.Quant.Grav.26:085001,2009, 2009
The last stable orbit (LSO) of a compact object (CO) is an important boundary condition when performing numerical analysis of orbit evolution. Although the LSO is already well understood for the case where a test-particle is in an elliptical orbit around a Schwarzschild black hole (SBH) and for the case of a circular orbit about a Kerr black hole (KBH)
arxiv   +1 more source

Modelling the impact of treatment uncertainties in radiotherapy [PDF]

open access: yes, 2002
Uncertainties are inevitably part of the radiotherapy process. Uncertainty in the dose deposited in the tumour exists due to organ motion, patient positioning errors, fluctuations in machine output, delineation of regions of interest, the modality of ...
Booth, Jeremy T.
core  

Targeted metabolomics reveals novel diagnostic biomarkers for colorectal cancer

open access: yesMolecular Oncology, EarlyView.
This study employed targeted metabolomic profiling to identify 302 distinct metabolites present in platelet‐rich plasma (PRP), revealing aberrant metabolic profiles amongst individuals diagnosed with colorectal cancer (CRC). Compared to carcinoembryonic antigen (CEA) and cancer antigen 19‐9 (CA199), our metabolite panel showed improved sensitivity ...
Zuojian Hu   +7 more
wiley   +1 more source

Digital design of medical replicas via desktop systems: shape evaluation of colon parts [PDF]

open access: yes, 2018
In this paper, we aim at providing results concerning the application of desktop systems for rapid prototyping of medical replicas that involve complex shapes, as, for example, folds of a colon.
Bici, Michele   +7 more
core   +1 more source

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