Results 91 to 100 of about 386,493 (313)

Metastatic cervical paravertebral solitary fibrous tumor detected by fluorodeoxyglucose positron emission tomography-computed tomography. [PDF]

open access: yes, 2018
Solitary fibrous tumor/hemangiopericytomas (SFT/HPC) are soft tissue tumors that can arising from the abomen, pleura, head and neck, or extremities.
Aparici, Carina Mari   +4 more
core   +2 more sources

Odontogenic Myxoma Of The Maxilla: A Clinical Case Report And Review Of Literature [PDF]

open access: yes, 2013
Odontogenic myxomas are rare benign mesenchymal  tumours of head and neck with a potential for  local infiltration and recurrence. They appear to originate from the dental papilla, follicle or periodontal ligament in mandible and less commonly the ...
Bhardwaj, Vikram   +3 more
core   +2 more sources

Analysis of local, regional, and distant recurrence of disease in mucoepidermoid tumors of larynx: A systematic review [PDF]

open access: yes
The aim of this systematic review is to analyze epidemiology, clinical presentation, histopathological features, treatment and oncological outcomes in laryngeal mucoepidermoid cancer (MEC) in order to improve the knowledge on the management of such a ...
Caporale C. D.   +5 more
core   +1 more source

Imaging features of rare mesenychmal liver tumours: beyond haemangiomas. [PDF]

open access: yes, 2017
Tumours arising from mesenchymal tissue components such as vascular, fibrous and adipose tissue can manifest in the liver. Although histopathology is often necessary for definitive diagnosis, many of these lesions exhibit characteristic imaging features.
Ahmed, Kareem   +7 more
core   +3 more sources

Diversity of Dynamics and Morphologies of Invasive Solid Tumors [PDF]

open access: yesarXiv, 2012
Complex tumor-host interactions can significantly affect the growth dynamics and morphologies of progressing neoplasms. The growth of a confined solid tumor induces mechanical pressure and deformation of the surrounding microenvironment, which in turn influences tumor growth.
arxiv  

Assessing proton plans with three different beam delivery systems versus photon plans for head and neck tumors

open access: yesJournal of Applied Clinical Medical Physics, EarlyView.
Abstract Purpose To compare plan quality among photon volumetric modulated arc therapy (VMAT) and intensity‐modulated proton therapy (IMPT) with robustness using three different proton beam delivery systems with various spot size (σ) ranges: cyclotron‐generated proton beams (CPBs) (σ: 2.7–7.0 mm), linear accelerator proton beams (LPBs) (σ: 2.9–5.5 mm),
Tara Gray   +9 more
wiley   +1 more source

A Rare Giant Pleural Thymoma in Posterior Mediastinum. [PDF]

open access: yes, 2012
Thymoma is an epithelial neoplasm of the thymus, which commonly lies in the anterior mediastinum. Unusually, thymomas can also be found in other locations. Surgical excision, when feasible, appears to provide good results. We encountered a rare case of a
Kalloli, M   +3 more
core  

Colorectal cancer implant in an external hemorrhoidal skin tag. [PDF]

open access: yes, 2016
External hemorrhoidal skin tags are generally benign. Colorectal cancer metastases to the squamous epithelium of perianal skin tags without other evidence of disseminated disease is a very rare finding.
Liasis, L, Papaconstantinou, HT
core   +1 more source

Nature of quantum recurrences in coupled higher dimensional systems [PDF]

open access: yes, 2006
We investigate recurrence phenomena in coupled two degrees of freedom systems. It is shown that an initial well localized wave packet displays recurrences even in the presence of coupling in these systems. We discuss the interdependence of these time scales namely, classical period and quantum revival time, and explain significance of initial ...
arxiv   +1 more source

T2‐weighted imaging of rectal cancer using a 3D fast spin echo sequence with and without deep learning reconstruction: A reader study

open access: yesJournal of Applied Clinical Medical Physics, EarlyView.
Abstract Purpose To compare image quality and clinical utility of a T2‐weighted (T2W) 3‐dimensional (3D) fast spin echo (FSE) sequence using deep learning reconstruction (DLR) versus conventional reconstruction for rectal magnetic resonance imaging (MRI).
Dan Nguyen   +11 more
wiley   +1 more source

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