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[Venous air embolism following repositioning from sitting to supine].
Masui
February 1991
Department of Anesthesiology, University of Tsukuba.
We have experienced a patient in whom venous air embolism reoccurred, when the patient's position was changed from sitting to supine. A 40 year old male with Arnold-Chiari malformation underwent suboccipital decompression and cervical laminectomy under the sitting position. During surgery, three episodes of venous air embolism were detected by high pitched sound through precordial ultrasound Doppler stethoscope, an abrupt increase in pulmonary arterial pressure, a decrease in end-tidal carbon dioxide concentration; and a small amount of bubbled air was removed from the central venous catheter.
View Article and Find Full Text PDFVocal cord paralysis.
Otolaryngol Clin North Am
June 1989
Department of Surgery, George Washington University School of Medicine, Washington, DC.
The information presented in this article demonstrates that unilateral or bilateral vocal cord paresis or paralysis in infants and children is difficult to diagnose and difficult to manage. In an attempt to provide the otolaryngologist with a concise set of relevant guidelines, the following rules for management are presented here. 1.
View Article and Find Full Text PDFSix patients with rapidly progressive airway obliteration in the absence of chronic bronchitis or emphysema are reported. Because this pattern of lung disease is very uncommon and five of the six patients had classical rheumatoid arthritis an association between the two diseases is suggested. The patients presented with rapidly developing breathlessness, and râles and a high-pitched mid-inspiratory squeak were heard over the lung fields.
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