Search Results
Results 301 - 350 of 821
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Lieberman Jeremy A - - 2004
External anatomic landmarks have traditionally been used to approximate the location of the neck blood vessels to optimize central venous cannulation of the internal jugular vein (IJV) while avoiding the common carotid artery (CCA). Head rotation affects vessel orientation, but most landmark techniques do not specify its optimal degree. We ...
Phelan Michael P - - 2004
A difficult to intubate patient occurs infrequently in the emergency department. The endotracheal tube introducer or gum elastic bougie is a device used by British anesthesiologists in difficult airways. The device is inexpensive, has few complications and is easy to use. Similar to the Seldinger technique for gaining access to ...
Vinjirayer A - - 2004
OBJECTIVES: Central venous access permits rapid drug delivery to the central circulation during cardiopulmonary resuscitation. Central venous catheters must be secured in place to prevent accidental removal and sutures are often used for this purpose. Staples may offer advantages over sutures by reducing the time needed to secure the central ...
Muzrakchi Ahmed Al - - 2004
The aim of this study was to determine the rate of complications in percutaneous nephrostomy (PCN) and nephrolithotomy (PCNL) performed through the 11th and 10th intercostal spaces using our monitoring technique and to discuss the safety of the procedure. Out of 398 PCNs and PCNLs carried out during a 3-year ...
Salgado Octavio J - - 2004
This study investigated whether the anatomical differences between right and left internal jugular vein catheterization (RJVC and LJVC) would lead to differences in the frequency of complications, in particular, central vein occlusion (CVO). A group of 479 jugular vein catheterizations, 403 RJVC and 77 LJVC done in 294 prevalent hemodialysis ...
Novotný V M J - - 2004
A 67-year-old man with a history of chronic obstructive pulmonary disease (COPD) was admitted with acute progression of dyspnoea, productive cough, fever, elevated central venous pressure, oedema and liver enzyme abnormalities. Pneumonia with secondary right-sided congestive heart failure was considered. Additional abdominal ultrasound examination confirmed by a CT scan showed ...
Comerota Anthony J - - 2004
The LifeSite Hemodialysis System (Vasca, Inc., Tewksbury, MA) is totally subcutaneous, incorporating two silicone catheters positioned in the central venous system and connected to a stainless steel-titanium valve implanted in a subcutaneous pocket. A randomized trial and nonrandomized clinical experience have demonstrated lower rates of infection and longer device survival ...
Sharma A - - 2004
BACKGROUND: Infraclavicular axillary vein cannulation is not commonly used for central venous access because identifying the surface landmarks is difficult. Ultrasound guided axillary vein puncture has not been well described. We assessed ultrasound imaging to guide catheterization of the infraclavicular axillary vein. METHODS: In 200 consecutive patients we attempted to ...
Domino Karen B - - 2004
BACKGROUND: To assess changing patterns of injury and liability associated with central venous or pulmonary artery catheters, the authors analyzed closed malpractice claims for central catheter injuries in the American Society of Anesthesiologists Closed Claims database. METHODS: All claims for which a central catheter (i.e., central venous or pulmonary artery ...
Madias John E - - 2004
The author describes his experience with a "saline-filled central venous catheter electrocardiographic lead" for the recording of intracardiac electrocardiograms provides a brief description of the methodology, refers to this modality's clinical usefulness, furnishes 2 examples illustrating the contribution of the method to clinical diagnosis, and outlines his literature search to ...
Parry Gareth - - 2004
PURPOSE: The right internal jugular (RIJ) is commonly used to provide central venous access, and success of cannulation shows a positive correlation with the vein's diameter. The purpose of this study is to establish the patient position resulting in the largest RIJ diameter. METHOD: 2D ultrasound was used to measure ...
Cadman A - - 2004
AIM: To establish the relationship between the tip position of tunnelled central venous catheters (CVC) and the incidence of venous thrombosis. MATERIALS AND METHODS: A randomly sampled, retrospective review of 428 CVC inserted into 334 patients was performed. The chest radiograph obtained post-catheter insertion, as well as follow-up radiographs, linograms, ...
Taal Maarten W - - 2004
BACKGROUND: Tunnelled catheters are widely used to provide vascular access for haemodialysis. Percutaneous insertion of these catheters requires large calibre tissue dilators with the potential to cause trauma to central veins, particularly if anatomical abnormalities are present. METHODS: We evaluated the use of venography to identify central vein anatomical abnormalities ...
Neville Richard F - - 2004
Venous hypertension is a significant problem for the patient on chronic hemodialysis. This condition can result in impairment of arteriovenous access function, disabling upper extremity edema with bluish discoloration and pigmentation of the skin, and, in advanced cases, ulceration of the finger tips and neuralgias. Venous hypertension usually results from ...
Mims T T - - 2004
During the past few years, small bowel transplantation (SBT) has become a realistic alternative for patients with irreversible intestinal failure who have or will develop severe complications from total parenteral nutrition (TPN). Transplantation can be associated with large fluid shifts and massive blood loss necessitating rapid infusions of large quantities ...
Droll Kurt P - - 2004
Central venous catheterization is frequently performed for perioperative management and long-term intravenous access. Although the complications of central venous catheter insertion have been widely reported, there are few reports of carotid-jugular arteriovenous fistula formation. We describe a case of a carotid-jugular arteriovenous fistula following the insertion of a double-lumen catheter ...
Boon, JM; ;
Background: Primary care settings often lack facilities for radiological evaluation of the position of supra-and infra-clavicularly inserted central venous catheters. If peripherally inserted central venous lines could reliably be successfully inserted this would make the need for immediate confirmatory radiological studies less crucial. Previous studies with peripherally inserted catheters reported ...
Schiessel Andreas - - 2004
OBJECTIVE: Plain antero-posterior and lateral radiographs of the femur often show radiolucent lines, which may reflect the canal of a nutrient artery. In patients who have undergone total hip replacement these radiolucent lines must be differentiated from fractures caused by bursting of the shaft during the procedure. DESIGN AND PATIENTS: ...
Nicholson Tony - - 2004
PURPOSE: Approximately 200,000 central venous catheterizations are carried out annually in the National Health Service in the United Kingdom. Inadvertent arterial puncture occurs in up to 3.7%. Significant morbidity and death has been reported. We report on our experience in the endovascular treatment of this iatrogenic complication. METHODS: Retrospective analysis ...
Consten Esther C J - - 2004
Many techniques have been analysed to reduce the risk of perioperative anastomotic leakage and bleeding. No specific resection technique with either linear or circular stapling devices has been shown to be superior in preventing these complications. Reinforcement of staple lines with various buttressing materials is a new strategy used to ...
Hazinedaro─člu S - - 2004
The rate of patients with exhausted upper extremity arteriovenous fistula (AVF) sites who have lost all chances for a conventional upper extremity AVF has been increasing in line with the general increase in the hemodialysis patient population. In this prospective study, we report the early and late follow-up results of ...
Schram Miranda T - - 2004
Impaired glucose metabolism (IGM) and type 2 diabetes (DM-2) are associated with high cardiovascular disease risk. Increases in peripheral and central artery stiffness may represent pathophysiologic pathways through which glucose tolerance status leads to cardiovascular disease. Peripheral artery stiffness increases with deteriorating glucose tolerance status, whereas this trend remains unclear ...
Kinney Thomas B - - 2003
Venous access is a dire necessity in some patients such as those with end-stage renal disease or short gut syndrome. The right internal jugular vein is the preferred entry site for tunneled central venous catheters. Alternatively, the left internal jugular is considered next, with the external jugular and subclavian veins ...
Puhaindran M E - - 2003
Palsies involving the anterior interosseous nerve comprise less than 1% of all upper extremity nerve palsies. Patients often present initially with acute pain in the proximal forearm, lasting several hours to days. The pain subsides, to be followed by paresis or total paralysis of the pronator quadratus, flexor pollicis longus ...
Teichgraber Ulf K M - - 2003
We report a case of puncture of the thoracic duct during left subclavian vein catheterization on the intensive care unit. Computed tomography and measurement of the triglyceride levels in the aspirated fluid proved the inadvertent penetration of the guidewire into the thoracic duct. Early recognition of central line misplacement avoided ...
Unnikrishnan D - - 2003
Heart block and arrhythmia are complications of pulmonary artery and cardiac catheterization. Injury to the conducting system of the heart often involves the right bundle causing right bundle branch block (RBBB). If patients already have left bundle branch block (LBBB), complete heart block (CHB) may result. After trauma, impairment of ...
Sorensen Lise K - - 2003
Several characteristic morphological and functional differences distinguish arteries from veins. It was thought that hemodynamic forces shaped these differences; however, increasing evidence suggests that morphogenetic programs play a central role in blood vessel differentiation. Hereditary hemorrhagic telangiectasia (HHT) is a vascular dysplasia characterized by the inappropriate fusion of arterioles with ...
Nóblega H G - - 2003
The vascularization of the central nervous system of the snail Megalobulimus oblongus was studied by injection of carmine-gelatin solution into the arterial system and using a histochemical technique for the detection of alkaline phosphatase. The central nervous system of M. oblongus is irrigated by the anterior aorta, from which a ...
Gabikian Patrik - - 2003
Blue rubber-bleb nevus syndrome (BRBNS) is a developmental disorder that originally was identified by the presence of distinctive cutaneous and gastrointestinal hemangiomas. More recently it has been recognized that the number of affected organs is larger and that BRBNS includes central nervous system vascular malformations. A 52-year-old woman in whom ...
Fraizer Michael C - - 2003
A well-known complication of central venous catheterization is inadvertent arterial sheath placement. Sheath removal from noncompressible arteries has the potential for severe complications. We report a case of inadvertent subclavian arterial sheath placement during an attempted internal jugular venous catheterization. This was successfully removed using a percutaneous vascular suture device.
Jacobs Brian R - - 2003
Central venous catheters are widely used in children with critical illness and chronic disease. These devices are often essential in the delivery of medications and intravenous fluids and in hemodynamic monitoring. Central venous catheter occlusion and thrombosis are common problems in patients using these devices. This article reviews the background, ...
Au Sik-Hon - - 2003
Central venous catheters (CVC) are occasionally associated with life-threatening extravasation complications. We report a case of cardiac tamponade in a premature infant complicating with percutaneous central venous catheter. The baby developed respiratory distress while receiving parenteral nutrition through a central venous line. Chest X-ray films revealed progressive increasing cardiomegaly and ...
Quinn S F - - 2003
This report summarizes a feasibility study of transluminally placed endovascular grafts (TPEG) using pre-expanded polytetrafluoroethylene (PTFE) to treat venous abnormalities in patients on hemodialysis. Seventeen patients with peripheral (n = 11) or central (n = 6) venous lesions were treated with TPEG devices. Covered Gianturco stents were used for the ...
Reardon Patrick R - - 2003
Central venous catheters are placed frequently at our institution. Residents are taught the technique of subclavian line placement starting in their first year of training. Frequently the teaching stops once the line is in the vein. We have developed a method of fixation for subclavian central venous catheters that provides ...
Váróczy L - - 2003
Bronchus-associated lymphoid tissue (BALT) is a lymphoid aggregate located in the submucosal area of bronchioles and plays a central role in airway mucosal immunity by inducing the accumulation of secretory IgA-producing cells. Long-lasting antigen stimuli promote the hyperplasia of BALT, which may develop into pulmonary mucosa-associated lymphoma (baltoma). Most pulmonary ...
Vacca P - - 2003
BACKGROUND: The role of pulmonary metabolism of endogenous neurotensin (NT) in asthma is still unclear. Information on this subject in humans is scarce. OBJECTIVES: Evaluation of the pulmonary metabolism of the endogenous NT in asthmatic subjects during symptom-free periods and after a methacoline challenge test and in healthy individuals. METHODS: ...
Jones Sarah A - - 2003
BACKGROUND: There are many reports on the complications that occur at the time of insertion and during the life of central venous indwelling catheters. However, there is no literature that describes the complications that occur at the time of removal of these lines. METHODS: A retrospective review of 136 central ...
Aslan K - - 2003
This study aimed at revealing arterial vascularization of the pineal gland of the Zavot-bred foetus. Twenty foetuses, regardless of their sex, at the age of 2-7 months were used. Coloured-latex was injected by way of both the right and left common carotid arteries. Then, dissection was performed and vessels nourishing ...
Sobrinho G - - 2003
OBJECTIVE: To report a case of partial anomalous pulmonary vein drainage of the left lower lobe diagnosed after central venous cannulation. DESIGN: Retrospective case review. SETTING: Intensive care unit. PATIENT: A 76-yr-old woman with obstructive acute renal failure requiring hemodialysis. INTERVENTIONS: Central venous cannulation and hemodialysis. MEASUREMENTS AND MAIN RESULTS: ...
Onda Hiroshi - - 2003
A 51-year-old auto truck driver was transferred to our hospital after crashing. He had a severe pain on the left anterior chest wall with high central venous pressure of 30 cm H(2)O. Surveillance of the chest revealed cardiac tamponade and the right seventh rib fracture with left pleural effusion. Pericardiotomy ...
Ghafoor Abid U - - 2003
Placement of central venous catheters in dysmorphic children can be difficult because of distortion of normal anatomical landmarks. We present such a case of a 16 year-old child who had a central venous catheter inserted in the left subclavian vein. Although a conventional roentgenogram was consistent with correct placement, the ...
Williams Andrew - - 2003
Hemothorax is a recognized complication of central line insertion into the jugular or subclavian vein. We describe a case of hemothorax consequent upon acute dialysis catheter insertion, which resulted in spinal cord infarction and quadriplegia. We postulate that the extensive mediastinal shift induced after insertion of the catheter resulted in ...
Gonsalves Carin F - - 2003
The purpose of this study was to determine the incidence of central vein stenosis and occlusion following upper extremity placement of peripherally inserted central venous catheters (PICCs) and venous ports. One hundred fifty-four patients who underwent venography of the ipsilateral central veins prior to initial and subsequent venous access device ...
Fava Mario - - 2003
Percutaneous mechanical thrombectomy (PMT) has matured into a reliable and valuable therapeutic tool in acute vascular diseases. PMT devices are designed to achieve rapid clearance of acute occlusion in large arteries and veins. This article provides a summary of cumulated experience on pulmonary embolism (PE) treatment with PMT devices. PMT ...
Gorski Lisa A - - 2003
Many home care patients have central venous access devices to administer a variety of infusion therapies. Catheter occlusion is a potential complication. This month, catheter occlusion due to thrombotic causes is addressed. In many cases, thrombotic occlusions can be treated, sparing patients trauma and the expense of replacing the catheter. ...
Huber Thomas S - - 2003
The approach to patients with "complex" permanent hemodialysis (HD) access problems remains poorly defined. The purpose of this review is to outline our current algorithm for patients presenting for dialysis access and to address the management of specific problems that complicate this objective of establishing permanent access. The key components ...
Kerner T - - 2003
OBJECTIVE: In order to investigate the safety of whole body hyperthermia (WBH) within the context of systemic Cancer Multistep Therapy (sCMT) in patients with disseminated malignancies, cardiopulmonary changes and various organ functions were examined. METHODS AND PROCEDURES: Fifty-seven sCMT treatments were performed in 22 patients. WBH with a plateau phase ...
Takazawa Kenji - - 2003
To our knowledge, this is the first reported case of a manganese metal allergy to stainless steel wire. A 51-year-old man suffered from a refractory pruritic erythematous wheal after the insertion of a stainless steel wire. The patch test showed strong reactions to manganese, one of the constituents of stainless ...
Luckraz Heyman - - 2003
Complications following central venous catheterisation abound in the medical literature. This reflects the under-estimated potential hazards associated with this procedure as well as an increase in the number of such procedures performed in high-risk patients. We report on a case where a venous pseudo-aneurysm developed four months after the removal ...
Kojecký Zdenek - - 2002
The authors emphasize the need for the investigation of the central venous system prior to the insertion of an avfistula, this they consider to be of utmost importance in patients with anamnesis of central vessel access. After the av-fistula is inserted, an unrecognized obstacle (stenosis or thrombosis) may result in ...
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