نتایج جستجو برای: posterior mediastinum
تعداد نتایج: 120974 فیلتر نتایج به سال:
BACKGROUND The incidence of aberrant thymus in the posterior mediastinum is very uncommon. It is difficult to exclude malignancy before surgical procedure. CASE PRESENTATION In a six-month-old male coughing for two weeks prior to admission a posterior mediastinal mass was found incidentally by chest roentgenogram. Thoracotomy was performed. Histologic study revealed normal thymic tissue. CO...
From the Divisions of *Pathology and †Surgery, Japan Self-Defense Forces Hospital Yokosuka, Yokosuka; the Departments of ‡Pathology and Laboratory Medicine and §Thoracic Surgery, National Defense Medical College, Tokorozawa; and the ¶Department of Surgery, Japan Self-Defense Forces Central Hospital, Tokyo, Japan M ediastinal tumours tend to occur in particular subregions (superior, anterior, mi...
A 54-year-old man was admitted to our hospital for further examination following a chest radiographic screening test. He was asymptomatic but had an elevated serum concentration of alpha-fetoprotein. Chest computed tomography (CT) and magnetic resonance imaging showed a posterior mediastinal mass in the left thoracic paravertebral region. CT-guided percutaneous needle biopsy was performed, and ...
Background & Aims: Mediastinal masses can occur at any age, but prevalence of them differs according to age. Studies show that the prevalence of malignant masses has increased recently. The aim of this study was evaluation of frequency of mediastinal masses according to the location, pathologic findings, and ages of them.Materials & Methods: This retrospective and descriptive study was done wi...
Benign tumors of the mediastinum may on occasion reach massive proportions. Previous reports on mediastinal tumors made by Clagett and others include a fibroma weighing over 4000 gm successfully removed, and a lipoma (autopsy specimen) of 12,000 gm. Ganglioneuroma of the mediastinum is a rare lesion and is almost always posterior in origin. Three of 71 cases reviewed by Kent and Blades were in ...
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