منابع مشابه
A widened mediastinum in an asymptomatic man with a remote history of repaired type-A aortic dissection.
Fig 2. Axial computed tomography scan with angiographic contrast obtained at the level of the aortic arch. A64-YEAR-OLD, 86-kg, 183-cm man with prostate cancer was evaluated in the authors’ preoperative assessment clinic before a scheduled prostatectomy. He denied cardiac symptoms and described only mild shortness of breath with heavy exertion. His past medical history was notable for an acute ...
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Diagnosis of pseudoaneurysm of the aorta or its main branches is a challenge in patients with blunt chest trauma. Computed tomography helps to demonstrate intrathoracic hemorrhage and suspected great vascular injury when a chest radiograph reveals widening of the mediastinum. Aortic angiography remains the gold standard in the determination of the site, and severity of vascular injury for defin...
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BACKGROUND Mediastinal widening is a common finding on chest radiograph, and can be caused by numerous conditions. Most of these diseases have grave prognosis if accompanied by chest pain, and require immediate attention. However, mediastinal lipomatosis is a very benign condition caused by deposition of adipose tissue in the mediastinum. CASE PRESENTATION We present a case of a morbidly obes...
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This paper considers the optical design of a wide-angle fixed-path Michelson interferometer consisting of two arm glasses and an air gap. It is shown that this configuration can be optimized to give (a) extra large fringes (over 50 degrees in diameter) over a range of wavelength, (b) a path difference nearly independent of wavelength, or (c) a path difference specified differently at two differ...
متن کاملEthics guidelines in a widened context.
Exactly three years have passed since the National Academy of Sciences (NAS) issued a report entitled “Strengthening Forensic Science in the United States: A Path Forward.” Describing in detail the need for establishing enforceable standards and best practices, the document urged establishment of a federal National Institute of Forensic Science. Public responses from relevant professional organ...
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ژورنال
عنوان ژورنال: Postgraduate Medical Journal
سال: 1997
ISSN: 0032-5473
DOI: 10.1136/pgmj.73.857.183