Search Results
Results 301 - 350 of 1711
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Wittram Conrad - - 2007
PURPOSE: To test the hypothesis that a transient interruption of contrast is the result of an increase in flow of unopacified blood from the inferior vena cava (IVC) by comparing the relative IVC contribution to the right side of the heart in cases and age-matched and sex-matched controls. MATERIALS AND ...
Greenwell M W - - 2007
Superior vena cava stenosis is a well-documented complication of central venous dialysis catheters. Rarely, this obstruction can lead to the formation of downhill esophageal varices. We present a case of esophageal varices as a complication of dialysis catheter-induced superior vena cava stenosis, which became symptomatic after the placement of an ...
Cizginer Sevdenur - - 2007
Anomalies of the inferior vena cava (IVC) have been recognized as one of the predisposing factors for deep vein thrombosis. Rarely, thrombosis of an anomalous retroperitoneal vein may resemble a soft tissue mass. Awareness of this fact helps preventing unnecessary interventions. We report a case of thrombosis of retroaortic left ...
Agnoletti G - - 2007
BACKGROUND AND PURPOSE: Sinus venosus-type atrial septal defect can be associated with anomalous drainage of the upper right pulmonary vein into the superior vena cava. Surgical correction provides reconstruction of superior vena cava and rerouting of the pulmonary vein into the left atrium. SUMMARY OF CASE: We report the case ...
Lee Nathan D - - 2007
A 1.5-year-old mixed breed dog was presented for evaluation of arrhythmia and a cranial mediastinal density was noted on thoracic radiographs. The density was determined to be a cranial vena cava aneurysm based on ultrasonographic and angiographic testing. No treatment was initiated and the dog remains asymptomatic for the cranial ...
Fabbian F - - 2007
We report a case of a lady affected by autosomal dominant polycystic kidney disease who had been on hemodialyis for 24 years. She has exhausted all options for arterious-venous fistula. The presence of an acquired anatomical abnormality was an obstacle in order to get appropriate blood flow from standard tunnelled ...
Lygidakis N J - - 2007
Primary tumors arising from great vessels like the aorta, pulmonary artery or inferior vena cava (IVC) are rare. The latter is the commonest site of its occurrence. It arises from the smooth muscle cells of the vessel wall. Aggressive surgical management should be attempted to excise it whenever possible. We ...
Austin Matthew S - - 2007
Thromboembolic disease is a relatively common and potentially devastating complication of joint arthroplasty. Mechanical and chemical prophylaxes are effective in reducing the incidence of this complication. Inferior vena cava (IVC) filters have been used to prevent the propagation and/or migration of venous emboli into the pulmonary circulation. This article reports ...
Ranatunga D G - - 2007
Knotting of intravascular catheters is an uncommon but a well-recognized occurrence. The Swan-Ganz catheter (SGC) is the one that knots most commonly. A case of a knotted SGC is described in a patient with a persistent left-sided superior vena cava, and we propose that the presence of a left-sided superior ...
Binkert Christoph A - - 2007
The purpose of this study was to evaluate inferior venacavograms at the time of inferior vena cava (IVC) filters for clot within filter, IVC stenosis, or IVC injuries. Abnormal venographic findings at filter retrieval include clot in the filter, IVC stenosis, and minor IVC injury after filter retrieval. Most abnormalities ...
Thornton Andrew S - - 2007
The superior vena cava, like all the thoracic veins, has myocardial sleeves and plays a role in initiation and perpetuation of atrial fibrillation. Conduction delay between it and the right atrium has been shown previously. This case study shows delay in both directions during different arrhythmias in the same patient.
Chen Joseph J - - 2007
Multidetector computed tomography is a useful imaging modality in diagnosing the path of a bullet and evaluating the extent of injury the bullet has caused in the torso. We present a 21-year-old patient who sustained a single gunshot wound to the right flank without any exit wound. Bullet fragments were ...
Kirton Adam - - 2007
BACKGROUND: After a year of unsuccessful treatment for hypertension, a young boy underwent a stenting procedure for aortic hypoplasia and awoke with hemiparesis and language deficits. INVESTIGATIONS: Neuroimaging, echocardiography, craniocervical vascular imaging and prothrombotic testing. DIAGNOSIS: Procedure-related acute arterial ischemic stroke and malignant cerebral edema with herniation. MANAGEMENT: Anticoagulation with ...
Richards David P - - 2007
PURPOSE: The purpose of this study was to describe the anatomic footprint of the subscapularis tendon. METHODS: We examined 19 cadaveric shoulder specimens in this study. Dissection was carried out to the level of the subscapularis through a deltopectoral approach. The subscapularis tendon was identified, and the dissection was continued, ...
Paval J - - 2007
Persistent left superior vena cava is the most common form of anomalous venous drainage involving the superior vena cava, and represents persistence of the left horn of the embryonic sinus venosus, which normally involutes during normal development to become the coronary sinus. Almost always, a persistent left superior vena cava ...
Nevruz Oral - - 2007
The development of the inferior vena cava IVC is a complex process comprising the formation and regression of some anastomoses, so various anomalies may occur during embryogenesis. These variations can increase the difficulty of aneurysm resection as well as the risk of venous injury and subsequent excessive bleeding during retroperitoneal ...
Truty Mark J - - 2007
Although uncommon and usually incidental findings on imaging or at operation, congenital anomalies of the retroperitoneal venous system, particularly those involving the inferior vena cava and left renal vein, can be troublesome and dangerous during open repair of abdominal aortic aneurysms (AAA). We have provided a retrospective analysis of our ...
Pavlić Liesl K - - 2007
BACKGROUND: Persistent left superior vena cava (LSVC) is relatively uncommon. Due to its unanticipated location, large vessel injury is disproportionately common during transvenous intracardiac device implantation. AIM: The purposes of this report are: (1) to remind surgeons/physicians of this (LSVC) anatomic abnormality and, (2) to reassure surgeons/physicians that successful dysarrhythmia ...
Simovitch Ryan W - - 2007
BACKGROUND: The reverse Delta III shoulder prosthesis can relieve pain and restore function in patients with cuff tear arthropathy. The most frequently reported radiographic complication is inferior scapular notching. The purpose of the present study was to evaluate the clinical relevance of notching and to determine the anatomic and radiographic ...
Kulesza R J RJ - - 2007
Situs inversus is a developmental condition in which the thoracic and abdominal organs fail to negotiate their normal migration patterns and the result is a mirror-image arrangement of these viscera. The literature provides evidence that individuals with this condition have a higher incidence of other congenital malformations (e.g. heart anomalies). ...
Tochii Masato - - 2007
A 34-year-old male with a past history of permanent inferior vena cava (IVC) filter placement was referred to us for chronic thromboembolic pulmonary hypertension. Percutaneous cardiopulmonary support (PCPS) was required for the lung hemorrhage and reperfusion injury, although the thromboendarterectomy was successfully completed. The arterial cannula was inserted into the ...
Sentani Kazuhiro - - 2007
Acute arterial occlusion as a result of embolization from a malignant tumor is rare and infrequently reported. Recently a 70-year-old man initially presented with acute arterial occlusion of the left lower limb. He underwent embolectomy, and embolus was diagnosed as a squamous cell carcinoma histologically. Subsequent upper gastrointestinal endoscopy showed ...
Vergara Gaston R - - 2007
Thromboembolic disease accounts for thousands of hospitalizations every year in the US. Its primary management consists of anticoagulation. However, in certain instances this may be contraindicated or not sufficient. Mechanic occlusion of the inferior vena cava (IVC) becomes then a viable alternative. In this case a 35-year-old man presented with ...
Daccarett Marcos - - 2007
Persistent left superior vena cava is the most common venous anomaly of the thorax. If unrecognized, it could lead to catheter malplacement and even vascular injuries. We describe a novel use of a Worley sheath for the delivery of a right ventricular (RV) endocardial pacing lead in a 65-year-old male ...
Goktekin Omer - - 2007
Occlusion of the superior vena cava is a rare but serious complication of transvenous endocardial pacing. We describe an unusual approach for permanent pacemaker implantation using the azygous vein in a patient with occlusion of the bilateral total subclavian and innominate veins after previous bilateral pectoral pacemaker implantation. Endocardial pacing ...
Braun U - - 2008
This paper describes the causes, clinical findings and diagnosis of caudal vena caval thrombosis in cattle. Occlusion of the vein is caused by a 'white' thrombus, and typical clinical signs include chronic weight loss, poor general condition and intermittent fever. Most affected cattle have respiratory signs; in some, pulmonary haemorrhage, ...
Aminololama-Shakeri Shadi - - 2007
The most commonly encountered systemic thoracic venous anomaly is a persistent left superior vena cava that drains into the right atrium via the coronary sinus. A much rarer systemic venous anomaly is that of isolated anomalous drainage of a normally positioned right superior vena cava (RSVC) into the left atrium ...
Kobayashi Rie - - 2007
A 27-year-old man, who was diagnosed as having familial protein S deficiency, developed deep vein thrombosis complicated with pulmonary thromboembolism. Anticoagulant therapy and thrombolytic therapy were commenced after the insertion of a temporary inferior vena cava filter (t-IVC-f). However, on day 5 after t-IVC-f insertion, IVC venography showed filter thrombosis. ...
Gossett Jeffrey G - - 2007
A 4-year-old female with hypoplastic left heart syndrome and Fontan palliation presented with severe neurologic impairment from thrombosis of the superior vena cava (SVC). She underwent successful SVC thrombectomy with the X-SIZER Thrombectomy Catheter System, followed by balloon angioplasty. She demonstrated rapid improvement in her neurologic deficits after the procedure. ...
Patel Salil H - - 2007
Inferior vena cava filters are often used as alternatives to anticoagulant therapy for the prevention of pulmonary embolism. Many of the clinical data that support the use of these devices stem from relatively limited retrospective studies. The dual purpose of this review is to examine the incidence of thrombotic complications ...
Kirshbom Paul M - - 2007
Clinical assessment of systemic perfusion in single ventricle patients with parallel circulation can be difficult in the outpatient setting. Near infrared spectroscopy (NIRS) is a noninvasive measure of cerebral oximetry. We measured vital signs, pulse oximetry, and NIRS in 20 single ventricle patients with parallel circulation prior to routine cardiac ...
Rondelli Catherine M - - 2007
Smooth muscle myosin heavy chains occur in 2 isoforms, SMA (slow) and SMB (fast). We hypothesized that the SMB isoform is predominant in the faster-contracting rat vena cava compared to thoracic aorta. We compared the time to half maximal contraction in response to a maximal concentration of endothelin-1 (ET-1; 100 ...
Harlal Aneal - - 2007
PURPOSE: Three inferior vena cava (IVC) filters of different designs were studied to identify the potential links between published clinical results for thrombosis and recurrent pulmonary embolism (PE) rates and in vitro hemodynamics patterns in the region of the filters. MATERIALS AND METHODS: The filters studied were the Greenfield over-the-wire ...
Liu Fengchun - - 2007
The mouse heterotopic heart transplantation has been used widely since it was introduced by Drs. Corry and Russell in 1973. It is particularly valuable for studying rejection and immune response now that newer transgenic and gene knockout mice are available, and a large number of immunologic reagents have been developed. ...
Beiras-Fernandez Andres - - 2007
Primary pheochromocytomas located outside the adrenal glands account for only 10% of all pheochromocytomas. Mediastinal pheochromocytomas are even rarer and usually represent a therapeutic challenge as they often infiltrate adjacent structures. We report the case of a large primary mediastinal pheochromocytoma in a 65-year-old patient presenting with a sudden angina-like ...
Saylam Canan - - 2007
The aim of this study was to observe the course of the marginal mandibular branch of the facial nerve (MMBFN) in relation to the inferior border of the mandible and parotid gland and its relevance to surgical procedures such as rhytidectomy and parotid gland surgery. In this study, 50 specimens ...
Gutierrez Guillermo - - 2007
INTRODUCTION: Decreases in oxygen saturation (SO2) and lactate concentration [Lac] from superior vena cava (SVC) to pulmonary artery have been reported. These gradients (Delta SO2 and Delta[Lac]) are probably created by diluting SVC blood with blood of lower SO2 and [Lac]. We tested the hypothesis that Delta SO2 and Delta[Lac] ...
Colebunders Robert - - 2007
We describe a patient in which a venous hum, heard during abdominal auscultation, lead to the diagnosis of a vena cava inferior thrombosis.
Erdoğan M - - 2007
OBJECTIVE: Persistence of the left superior vena cava (PLSVC) is a congenital anomaly resulting from failure of degeneration of the left cardinal vein. The prevalence of this anatomical variant is approximately 0.3% in the general population. The aim of this study was to determine the prevalence of the persistence of ...
Stylianou Konstantinos - - 2007
A patient with a persistent left superior vena cava (PLSVC) was incidentally diagnosed after positioning of a dual lumen catheter for hemodialysis into the left internal jugular vein. Although PLSVC is a relatively rare condition, it is the most common congenital anomaly of thoracic venous circulation. It represents the persistence ...
Zieliński M - - 2007
Staging of the intrathoracic mediastinal and pulmonary lymph nodes is one of the most important problems in the treatment of non-small cell lung cancer. The map of the mediastinal and pulmonary lymph nodes proposed by Clifton F. Mountain and Carolyn M. Dresler gained wide acceptance and has become a standard ...
Sajid Muhammad S - - 2007
OBJECTIVE: The objective of this article is to provide up-to-date information about aetiology, pathogenesis, diagnostic modalities and treatment of upper limb deep vein thrombosis (ULDVT). METHODS: Generic terms including ULDVT, axillary-subclavian DVT, and complications of central venous catheters were searched on electronic database. We analysed original studies, review articles and ...
Montavon P M - - 2007
A three-year old, female Boxer Dog was treated initially with thoracocentesis for a right-sided pneumothorax. The dog was re-evaluated after three weeks because of an enlargement of the abdomen. A positive venogram revealed a ventral displacement of the caudal vena cava between the diaphragm and the heart, with a severe ...
Schoeffler Michael - - 2007
The presence of a filter in the inferior vena cava (IVC) to prevent pulmonary embolism from lower extremity deep vein thrombosis has traditionally been a contraindication for venous catheterization from the femoral vein. Certain interventional procedures require femoral access and occasionally, patients with IVC filters require these procedures. The authors ...
Uehara Masae - - 2007
A 5-month-old female presented in our hospital with cyanosis, peripheral psychroesthesia, and significantly lower blood pressure of lower limbs compared with the upper limbs; suggesting aortic coarctation. The presence of patent ductus arteriosus (PDA) and persistent left superior vena cava (PLSVC) was suspected by echocardiogram. Before surgery, we performed multislice ...
Asbach Stefan - - 2006
INTRODUCTION: Recording of intrathoracic far-field electrocardiograms (FF-ECG) via can and electrodes of implantable cardioverter-defibrillators (ICD) is a promising method for continuous monitoring of myocardial ischemia. We assessed the hypothesis that experimentally induced ischemia provokes segment changes in the FF-ECG that can be detected by the ICD. METHODS AND RESULTS: In ...
Kwon Bae Ju - - 2006
PURPOSE: To report the complications, rescue procedures, and consequences related to the use of an embolus protection filter during carotid artery stenting (CAS). METHODS: A retrospective review was undertaken of 72 patients (58 men; mean age 70.0+/-8.2 years, range 56-87) with extracranial atherosclerotic carotid stenosis who underwent 77 CAS procedures ...
Akagi D - - 2006
Popliteal venous aneurysm (PVA) is a rare, but a life-threatening, disease causing pulmonary embolism (PE). We experienced a case of primary PVA with repeated PE attacks without intraluminal thrombus. Surgical repair was safely performed with a temporary vena cava filter and an intraoperative external pneumatic compression device to the calf. ...
Bortone Agustín - - 2006
We report the ablation procedure of a concealed accessory pathway (AP) localized within a persistent left superior vena cava (PLSVC) in which the use of the LocaLisa system was of great value. The AP was the source of symptomatic AV re-entrant tachycardia and located in the initial portion of a ...
Cikirikcioglu Mustafa - - 2006
Cor triatriatum sinister is a rare cardiac anomaly. It is characterized by the presence of a fibromuscular membrane in the left atrium, thus forming a proximal chamber receiving the pulmonary veins and a distal chamber communicating with the mitral valve and the left atrial appendage. This rare pathology tends to ...
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