نتایج جستجو برای: jugular vein
تعداد نتایج: 72757 فیلتر نتایج به سال:
OBJECTIVE To determine whether sacrifice of the internal jugular vein (IJV) causes subsequent changes in the jugular bulb. STUDY DESIGN Retrospective chart review. SETTING Tertiary referral center. PATIENTS Patients were selected by CPT code for neck dissection and were included in the study if they had undergone unilateral neck dissection and had preoperative and postoperative computed t...
Using a mechanical model of the giraffe neck and head circulation consisting of a rigid, ascending, 'carotid' limb, a 'cranial' circulation that could be rigid or collapsible, and a descending, 'jugular' limb that also could be rigid or collapsible, we have analyzed the origin of the high arterial and venous pressures in giraffe, and whether blood flow is assisted by a siphon. When the tubes we...
Central venous catheters (CVCs) are placed in operating rooms worldwide via different approaches. Like any other medical procedure, CVC placement can cause a variety of complications. We report the case of an unexpected malposition of a catheter in the right internal jugular vein, where it looped back on itself during placement and went upward into the right internal jugular vein. CVC line plac...
Patients and methods Eight positions were tested in each patient. The positions were classified by maneuver and ultrasound images of each position were stored. Two factors were determined at each position: “safety width” (the part of the internal jugular vein that did not overlap with the carotid artery) and “overlap width” (the part of the internal jugular vein that did overlap with the caroti...
The meso-Rex shunt is used to safely and effectively treat patients with portal hypertension due to extrahepatic portal vein obstruction. In the standard meso-Rex shunt technique, the patient's own internal jugular vein is used as a vascular autograft. Inevitably, such a procedure requires neck exploration and sacrifice of the internal jugular vein. Here, we present a case of a 20-year-old man ...
Lemierre syndrome is caused by acute oropharyngeal infections with secondary septic thrombophlebitis of the internal jugular vein and is characterized by frequent metastatic infections. A 56-year-old man presented with severe reddish inflammatory swelling of the right cervical soft tissue. Thrombophlebitis in the right internal jugular vein and multiple pulmonary embolisms were identified on ne...
Vascular malformations arising from the wall of the external jugular vein are rare. This case series discusses the sonographic and MR imaging appearances of four such cases and reviews the literature. The diagnosis should be suggested preoperatively particularly because of the close relationship such malformations to the external jugular vein, as this helps surgeons to plan the operative proced...
Reviews of the use of the technique of percutaneous cannulation of the internal jugular vein for central venous pressure monitoring have indicated that it is free from serious complications. A patient is reported here in whom the ascending cervical artery was damaged during attempted cannulation of the internal jugular vein prior to aortic valve replacement. Haemorrhage from this site after the...
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