منابع مشابه
Impedance Phlebography
Impedance phlebography, a noninvasive approach to the diagnosis of venous thrombosis, depends on decreasing calf electrical impedance in normal subjects during inspiration. In order to assess the relationship between impedance changes and inspiratory volume, normal subjects were studied at various depths of inspiration. The mean inspiration volume required for a result indicating no evidence of...
متن کاملInadvertent cardiac phlebography
We are reporting a case of a 80-year-old lady with effort angina who underwent coronary angiography through the right radial artery, using a dedicated radial multipurpose 5 French Optitorque Tiger catheter. The catheter was advanced into the left ventricle and a left ventriculogram was obtained, while the catheter appeared optimally placed at the centre of the ventricle and the pressure wavefor...
متن کاملShort-term spectral analysis of heart rate variability during supine-standing-supine test in patients with paroxysmal atrial fibrillation.
The aim of the study was to assess the sympathovagal balance in group of 27 patients without significant structural heart disease after an attack of atrial fibrillation. The investigation was performed using spectral analysis of heart rate variability during examination under conditions of different orthostatic loads in single phases, called the supine-standing- supine test. The findings were c...
متن کاملLaparoscopic cholecystectomy complication and conversion rate.
BACKGROUND Laparoscopic cholecystectomy has become standard method for treating gallstone. However, different centres have reported different complications and conversion rate. The objective of this study was to evaluate complications and conversion of laparoscopic cholecystectomy into open cholecystectomy in Dhulikhel Hospital, Kathmandu University, Nepal. METHODS Files of all patients who h...
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ژورنال
عنوان ژورنال: American Journal of Roentgenology
سال: 1978
ISSN: 0361-803X,1546-3141
DOI: 10.2214/ajr.131.5.821