Results 71 to 80 of about 899,660 (318)

Flattened photon beams, an obsolete feature in modern linear accelerators [PDF]

open access: yes, 2023
Background: With the advent of Intensity Modulated Radiotherapy (IMRT) and recently, Volumetric Modulated Arc Therapy (VMAT), treatment planning using Flattening Filter Free (FFF) beams can meet all of the energy requirements in radiation therapy clinics.
arxiv   +1 more source

Unraveling the role of ectopic thymic tissue in patients undergoing thymectomy for myasthenia gravis [PDF]

open access: yes, 2019
Extended thymectomy has been considered the goal of surgery for myasthenia gravis (MG) mainly due to the existence of ectopic thymic tissue. Recently, ectopic thymic tissue has attracted increasing attention in patients with MG following thymectomy ...
Bauer, Gero   +9 more
core   +1 more source

How does a CIED presence influence chances and safety of haemodialysis access? Conclusions from over 3000 thoracic venografies

open access: yesClinical Physiology and Functional Imaging, Volume 43, Issue 1, Page 47-57, January 2023., 2023
Abstract Patients requiring temporal or permanent catheter or arterio‐venous fistula (AVF) for haemodialysis may be in challenging situation, if they are cardiovascular implantable electronic devices (CIED) carriers. Materials and Methods The authors analysed preoperative venogrphies of 3100 patients referred for transvenous lead extraction for a ...
Marek Czajkowski   +6 more
wiley   +1 more source

A rare cause of myocardial infarction with non-obstructive coronary arteries-case report of ST-segment elevation myocardial infarction caused by a mediastinal mass [PDF]

open access: yes, 2018
© The Author(s) 2018. Published by Oxford University Press on behalf of the European Society of Cardiology. This is an Open Access article distributed under the terms of the Creative Commons Attribution Non-Commercial License (http://creativecommons.org ...
Anwar, Majid   +2 more
core   +1 more source

Embryonal carcinoma of the anterior mediastinum. [PDF]

open access: yesAmerican Journal of Roentgenology, 1998
A, Chest radiograph shows large, lobulated mediastinal mass with pleural effusion and air space disease on right B, CT scan with IV contrast medium shows large, heterogeneous anterior mediastinal mass encasing and displacing great vessels and compressing right main bronchus (arrow). C, Photomicrograph shows highly atypical cells with moderate amount of
Felix S. Chew, Maan El-Khatib
openaire   +2 more sources

Evaluation of 95 cases with Mediastinal tumors [PDF]

open access: yesJournal of Cardio-Thoracic Medicine, 2015
Introduction: Mediastinum contains different vital structures that are located in the anterior and middle or posterior compartments. Various types of mediastinal masses or tumors can be seen in the mediastinum.
Reza Bagheri   +5 more
doaj  

Thymoma and Synchronous Primary Mediastinal Seminomas with Florid Follicular Lymphoid Hyperplasia in the Anterior Mediastinum: A Case Report and Review of the Literature

open access: yesJournal of Pathology and Translational Medicine, 2017
Thymoma is the most common neoplasm of the anterior mediastinum and has malignant potential. Germ cell tumors (GCTs) found in the anterior mediastinum are usually benign, and malignant GCTs, such as seminomas, are rare.
Hyang-im Lee   +7 more
semanticscholar   +1 more source

Anatomical variation of the aorta in the West of Scotland – A population with high cardiovascular disease burden. Implications for stent design and deployment

open access: yesJournal of Anatomy, Volume 242, Issue 1, Page 112-120, January 2023., 2023
A population with a high cardiovascular disease burden was found to have a high degree of anatomical variation in the aortic arch (angulation from coronal plane, origin of the vertebral artery) and the abdominal aorta regions (high degree of taper, high number of collaterals and tortuous vessels).
Hazel Allardyce   +2 more
wiley   +1 more source

Post-sternotomy pain syndrome following cardiac surgery. case report [PDF]

open access: yes, 2017
Over 2 million people undergo sternotomy worldwide for heart surgery each year, and many develop post-sternotomy pain syndrome (PSPS) which persists in the anterior thorax.
Bordoni, Bruno   +4 more
core   +2 more sources

ON THE DIAGNOSIS OF TUMORS OF THE ANTERIOR MEDIASTINUM. [PDF]

open access: yesJAMA: The Journal of the American Medical Association, 1884
Read in the Section on Practice of Medicine and Materia Medica, of Am. Med. Association, May, 1884. It would be difficult to find in the adult human body a region of less intrinsic interest than that space between spaces known to the anatomists as the Anterior Mediastinum. It is narrow and of little depth; at its superior part a small interval is left
openaire   +3 more sources

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