نتایج جستجو برای: vena cava
تعداد نتایج: 13766 فیلتر نتایج به سال:
A 41-year-old man presented with dizziness associated with sinus bradycardia and sinus arrest. An attempt to implant a transvenous pacing lead was frustrated by absence of the right superior vena cava. The left superior vena cava persisted and drained via the coronary sinus into the right atrium. Absence of the right superior vena cava may present with symptomatic sinus node dysfunction and may...
Stenting of the central veins is well established for treating localized venous stenosis. The techniques regarding catheter preservation for central venous catheters in the superior vena cava have been described. We describe here a method for stent implantation in the superior vena cava and the left brachiocephalic vein, and principally via a single jugular venous puncture, while saving a left ...
Congenital vascular anomalies are although rare but may cause serious complications. Vascular pathologies are best demonstrated by contrast enhanced computed tomography, with the advent of multidetector computed tomography and applying multiplanar reformation techniques. However, ultrasound color Doppler and catheter angiography are accessory imaging modalities utilized to rule out vascular ano...
conclusions our case showed that if the respiratory failure occurred due to substernal goiter and svcs, we would need to investigate the coexistence of osas and svcs. case presentation we presented the clinical course and treatment of acute respiratory failure (arf) developed in a patient with svcs and osas due to substernal goiter. after treatment of arf with invasive mechanical ventilation, w...
objective: to evaluate the feasibility and results of using serosal patch of small bowel for repair and replacement of inferior vena cava (ivc) after resection of a part of infra-renal ivc in an animal model, as it may be encountered in extensive tumors of retroperitoneal and trauma patients. methods: five healthy sheep of both sexes were prepared. after general anesthesia and laparotomy, a def...
To cite: García Carretero R. BMJ Case Rep Published online: [please include Day Month Year] doi:10.1136/ bcr-2016-218844 DESCRIPTION An 81-year-old patient came to our clinic referred by his general practitioner to assess the distension of the veins in the neck and chest (figure 1). He was asymptomatic, except for the swollen collateral veins in the chest wall. He had no dyspnoea, cough or faci...
Hydatid cyst is a helminth infection. The rupture of a hepatic hydatid cyst in inferior vena cava is a rare and lethal complication. Pulmonary embolism is the commonest manifestation. The diagnosis of hydatid cyst is made by histopathological or serological examination, and imaging may suggest the probability of hydatid cyst. Surgical treatment should be performed with caution and always under ...
To reduce the possibility of cardiac tamponade, a rare but lethal complication of central venous catheters, the tip of the central venous catheter should be located above the cephalic limit of the pericardial reflection, not only above the superior vena cava-right atrium junction. This study was performed to measure the superior vena cava lengths above and below the pericardial reflection in ca...
The superior vena cava is formed by the union of the right and left brachiocephalic veins. It is located in the middle mediastinum, to the right of the aorta and anterior to the trachea. Superior vena cava syndrome consists of a group of signs (dilation of the veins in the neck, facial swelling, edema of the upper limbs, and cyanosis) and symptoms (headache, dyspnea, cough, orthopnea and dyspha...
Inferior vena cava anomalies are rare, occurring in up to 8.7% of the population, as left renal vein anomalies are considered. The inferior vena cava develops from the sixth to the eighth gestational weeks, originating from three paired embryonic veins, namely the subcardinal, supracardinal and postcardinal veins. This complex ontogenesis of the inferior vena cava, with multiple anastomoses bet...
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