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1.
J Comput Assist Tomogr ; 47(2): 264-276, 2023.
Article de Anglais | MEDLINE | ID: mdl-36877776

RÉSUMÉ

ABSTRACT: There is increasing reliance on computed tomography to evaluate fractures and dislocations following routine evaluation with plain radiography, critical in preoperative planning; computed tomography can provide multiplanar reformats and 3-dimensional volume-rendered imaging, providing a better global assessment for the orthopedic surgeon. The radiologist plays a critical role in appropriately reformatting the raw axial images to illustrate best the findings that will help determine further management. In addition, the radiologist must succinctly report the pertinent findings that will have the most significant bearing on treatment, assisting the surgeon in deciding between nonoperative and operative management. The radiologist should also carefully review imaging to look for ancillary findings in the setting of trauma beyond the bones and joints, including the lungs and rib cage when visualized.In this review article, we will systematically describe key features for fractures of the scapula, proximal humerus, distal humerus, radial head and neck, olecranon, coronoid process through a case-based approach, and distal radius. Although there are numerous detailed classification systems for each of these fractures, we aim to focus on the core descriptors that underpin these classification systems. The goal is to provide the radiologist with a checklist of critical structures they must assess and findings that they should mention in their report, emphasizing those descriptors that influence patient management.


Sujet(s)
Articulation du coude , Fractures osseuses , Épaule , Tomodensitométrie , Adulte , Humains , Articulation du coude/imagerie diagnostique , Fractures osseuses/imagerie diagnostique , Radiographie , Épaule/imagerie diagnostique , Tomodensitométrie/méthodes , Scapula/imagerie diagnostique
2.
Health Care Anal ; 29(4): 319-342, 2021 Dec.
Article de Anglais | MEDLINE | ID: mdl-32895863

RÉSUMÉ

Clinical ethics can be viewed as a practical discipline that provides a structured approach to assist healthcare practitioners in identifying, analysing and resolving ethical issues that arise in practice. Clinical ethics can therefore promote ethically sound clinical and organisational practices and decision-making, thereby contributing to health organisation and system quality improvement. In order to develop students' decision-making skills, as well as prepare them for practice, we decided to introduce a clinical ethics strand within an undergraduate medical curriculum. We designed a programme of clinical ethics activities for teaching and assessment purposes that involved using ethical frameworks to analyse hypothetical and real-life cases in uni- and inter- professional groups. In this paper, we draw on medical student feedback collected over 6 years to illustrate the appeal to students of learning clinical ethics. We also outline the range of benefits for students, healthcare organisations, and the field of clinical ethics arising from tomorrow's doctors experiencing clinical ethics early in their training. We conclude by briefly reflecting on how including clinical ethics within tomorrow's doctors curricular can secure and continue future engagement in clinical ethics support services in the UK, alongside the dangers of preparing students for organisational cultures that might not (yet) exist. We anticipate the findings presented in the paper will contribute to wider debates examining the impact of ethics teaching, and its ability to inform future doctors' practice.


Sujet(s)
Médecins , Étudiant médecine , Programme d'études , Prestations des soins de santé , Déontologie médicale , Humains , Sens moral
4.
Cochlear Implants Int ; 14(1): 2-6, 2013 Jan.
Article de Anglais | MEDLINE | ID: mdl-23340090

RÉSUMÉ

OBJECTIVES: Magnetic resonance imaging (MRI) is a standard part of a cochlear implant assessment in most centres. While there is ample literature on the temporal bone-specific imaging that is required, the role of whole brain imaging has not been as fully studied. We present the first report of the incidence of associated brain abnormalities in the whole cochlear implant population, including adults and consider their significance. METHODS: We retrospectively reviewed 51 (12 adults and 39 children) sequential cases since we added whole brain MRI sequences to our cochlear implant assessment protocol. We reviewed the scans for abnormalities of the cochlea and cochlear nerve and a neuroradiologist reviewed the images of the whole brain sequences for further abnormalities. RESULTS: We identified abnormalities on the whole brain sequences in 21 (41%) of these patients, 5 of 12 adults (42%) and 16 of 39 children (41%). Thirty-six (71%) patients subsequently had at least one implant inserted, 13 with abnormalities on whole brain MRI (36%) and 23 without. Of the 15 patients who did not undergo subsequent implantation, 8 had positive findings on their whole brain MRI sequence (53%). There was no statistical difference in the probability of finding an abnormality on the whole brain MRI between those who did and those who did not go on to have an implant (P = 0.35). There were abnormalities within the inner ear in five patients. DISCUSSION: The abnormalities detected on the whole brain images are heterogenous and of wide ranging clinical significance ranging from truly incidental findings to abnormalities that are so severe that they may predict a very poor prognosis such that an implant may contribute little.


Sujet(s)
Encéphalopathies/diagnostic , Encéphale/malformations , Encéphale/anatomopathologie , Implantation cochléaire/méthodes , Nerf cochléaire/malformations , Nerf cochléaire/anatomopathologie , Imagerie par résonance magnétique/méthodes , Os temporal/anatomopathologie , Adulte , Sujet âgé , Voies auditives/malformations , Voies auditives/anatomopathologie , Encéphalopathies/anatomopathologie , Contre-indications , Oreille interne/malformations , Oreille interne/anatomopathologie , Femelle , Humains , Résultats fortuits , Nourrisson , Mâle , Pronostic , Études rétrospectives
6.
Clin Radiol ; 66(2): 176-86, 2011 Feb.
Article de Anglais | MEDLINE | ID: mdl-21216334

RÉSUMÉ

The assessment of ventricular hypertrophy is an increasingly common indication for cardiac MR (CMR) in every day clinical practice. CMR is useful to confirm the presence of hypertrophy and to help to define the underlying cause through a combination of a detailed assessment of ventricular function and tissue characterising sequences. As well as being a useful diagnostic tool, some CMR imaging features are of prognostic significance. In this article, we review the typical appearances of common forms of ventricular hypertrophy, focussing principally on left ventricular hypertrophy, and demonstrate the techniques that can be used to differentiate one form of hypertrophy from another.


Sujet(s)
Cardiomyopathie hypertrophique/diagnostic , Hypertrophie ventriculaire gauche/diagnostic , Imagerie par résonance magnétique/méthodes , Cardiomyopathie hypertrophique/physiopathologie , Femelle , Gadolinium , Humains , Hypertrophie ventriculaire gauche/physiopathologie , Mâle , Pronostic , Sensibilité et spécificité , Indice de gravité de la maladie
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