Search Results
Results 301 - 350 of 1150
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Uemura Mamoru - - 2006
We present a very rare case of right partial and double internal jugular veins, found in an 86-year-old Japanese female cadaver during a student dissection practice session in 2002 at Osaka Dental University. In this case, the right internal jugular vein separated into medial and lateral branches at a level ...
Chan Colin C K - - 2006
A 53-year-old man presented with a longstanding carotid cavernous fistula that could not be embolised completely via the femoral route. A superior ophthalmic vein approach was necessary; however, the vein was thrombosed anteriorly and only intraconal cannulation was possible. The vein was accessed via a superior lid crease approach and ...
Pauls Darryl R - - 2006
Upper venous return to the heart can be obstructed by any number of pathologies and often leads to formation of collateral pathways around the obstruction. This case report describes a thrombotic obstruction of the left subclavian and brachiocephalic veins and a collateral pathway involving recanalization of the umbilical vein. Even ...
Kunihara, Takashi
Purpose The early increase in serum S100β after cardiopulmonary bypass (CPB) seems to be derived from an extracerebral source. To exclude contamination, we investigated the arterio-jugular differences in S100β levels in patients receiving selective cerebral perfusion (SCP). We also evaluated the brain-protective effect of SCP by comparing the arterial S100β ...
Govil S - - 2006
Computed tomograms of 68 adult women who had undergone contrast-enhanced, 5-mm helical computed tomography of the abdomen and pelvis were retrospectively reviewed to determine whether the ovarian vein could be used to locate the ovary. Subjects were 17 to 84 years of age (mean 45 years); 31 scans were normal, ...
Ueno Osamu - - 2006
It is well documented that C(4) grasses have a shorter distance between longitudinal veins in the leaves than C(3) grasses. In grass leaves, however, veins with different structures and functions are differentiated: large longitudinal veins, small longitudinal veins and transverse veins. Thus, the densities of the three types of vein ...
Chen Yi-Jen - - 2006
Pulmonary veins were found to be important foci for the genesis and maintenance of atrial fibrillation. Morphological studies have demonstrated the presence of complex anatomic structures and different types of cardiomyocytes in pulmonary veins. Numerous studies have suggested that the combination of reentrant and nonreentrant mechanisms (automaticity and triggered activity) ...
Gailloud P - - 2006
Vein of Galen aneurysmal malformations (VGAM) are characterized by multiple arteriovenous connections draining into a markedly enlarged median draining vein. This ectatic vein is not the vein of Galen, but its embryonic precursor, the median prosencephalic vein of Markowski. During normal development, the posterior portion of the median prosencephalic vein ...
Repanos Costa - - 2006
Lemierre's syndrome, a rare and almost forgotten cause of internal jugular vein thrombosis, is usually caused by an anaerobic head and neck infection. Left untreated, it can result in the release of septic emboli. We describe the case of a 42-year-old man who presented with fever and a tender, swollen ...
Ikushima I - - 2006
BACKGROUND AND PURPOSE: Three-dimensional (3D) contrast-enhanced magnetization-prepared rapid gradient-echo (MP-RAGE) sequence has been reported useful for evaluation of the intracranial venous structures. The purpose of this study is to assess the patterns of the major anastomotic veins on the lateral surface of the cerebrum using MP-RAGE sequence. METHODS: MP-RAGE images ...
DiCarlo Joseph V - - 2006
Obtaining or maintaining vascular access for continuous hemofiltration can sometimes be problematic, especially in the child or adult in multiple organ failure with edema and/or coagulopathy. Problems commonly encountered include obstruction of the femoral vein by the catheter, insertion difficulties, safety concerns when cannulating the subclavian vein in coagulopathy, and ...
Grant John P - - 2006
Ideal characteristics for long-term vascular access that can be managed in the home environment include a large vascular lumen in a high-flow blood system to minimize risks of obstruction and phlebitis, ease of sterile dressing maintenance, patient comfort, and longevity of the access site. Additionally, adaptation to placement at the ...
Chaivanichsiri Paskorn - - 2006
A retrospective study of 130 digital replantations was analyzed to identify factors influencing success rates. At the amputation between the middle phalanx and distal interphalangeal joint, it was found that type of injury and number of anastomosed vessels and veins were the most important factors. Amputations caused by mechanical crush ...
Niculescu M C - - 2006
The present study was made in the anatomy laboratory on 100 heart specimens. It was studied the morphological parameters about diameter and number of the atrial orifices of the pulmonary veins. The number of the orifices and their diameter depends on the lungs weight. Generally (70% of the cases) the ...
Grzegorzewski W J - - 2006
This study was designed to establish: a) whether boar pheromones, 5alpha-androstenone and 5alpha-androstenol, may affect the contractile reactivity of superficial veins of the face in prepubertal gilts deprived of ovarian hormones, and b) what is the influence of ovarian hormones secreted during sexual maturation on the contractility of these veins. ...
Radkowski Christopher A - - 2006
There has been debate regarding medial or lateral retraction of the cephalic vein in the deltopectoral approach to the shoulder. Those who recommend lateral retraction of the vein cite multiple feeder vessels from the deltoid muscle; however, there is little evidence to support this in the orthopaedic literature. The purpose ...
Veverkova L - - 2006
The authors present the results of recorded changes in the endothelium in rabbit's veins following photocoagulation by laser diode. This study concentrates mainly on the detailed description of individual changes in the rabbit's venous system in the area of pelvis following laser therapy. The aim of our experiments was to ...
Jin Gang - - 2006
BACKGROUND: This study was designed to describe the precise anatomic venous tributaries of the superior mesenteric vein with special emphasis on the superior right colic vein (SRCV), which is seldom mentioned in the literature. METHODS: Nine adult cadavers were dissected to define the venous tributaries of the superior mesenteric vein. ...
Sakurai A - - 2006
OBJECTIVE: A gradient between the jugular vein temperature and core body temperature has been reported in animal and clinical studies; however, the pathophysiological meaning of this phenomenon remains unclear. This study was conducted to identify the temperature gradient between the jugular vein and pulmonary artery in comatose patients after cardiopulmonary ...
Vaida Monica-Adriana - - 2006
The study conducted on 60 human cadavers preserved in formalin, in the Anatomy Laboratory of the "Victor Babes" University of Medicine and Pharmacy Timisoara, during 2000-2006, observed the internal and external jugular veins from the point of view of their origin, course and affluents. The morphological variability of the jugular ...
Leon Luis R LR - - 2006
This report describes a case of internal jugular vein (IJV) thrombophlebitis refractory to intravenous (IV) antibiotics and anticoagulation managed with ligation and excision of the vein. Our patient was immunosuppressed for a transplanted organ and developed a catheter-related infection following major pelvic surgery. His symptoms worsened, and failure of medical ...
Beddy P - - 2006
PURPOSE: Central venous cannulation via the common femoral vein is an important starting point for many interventions. The purpose of this study was to determine the optimum conditions for cannulation of the femoral vein and to compare these with the relative changes in the internal jugular vein. METHODS: High-resolution 2D ...
Gontero Paolo - - 2005
OBJECTIVES: To compare the intraoperative results of inguinal versus subinguinal varicocelectomy using magnifying loupe, in terms of vein ligation and arterial preservation, recurrence rate, and patient tolerability. METHODS: Ninety-nine patients were randomized to undergo a varicocele repair with an inguinal or a subinguinal approach under local anesthesia. Data concerning the ...
Huang Poyin - - 2005
Cerebral venous thrombosis (CVT) is not uncommon, but CVT associated with bilateral internal jugular vein stenosis (BIJVS) is rare. Bilateral internal jugular vein stenting is also a rare procedure. We report on a patient with CVT associated with BIJVS, who was treated successfully using direct thrombolysis and bilateral internal jugular ...
Hashem Fuad K - - 2005
The technique of lengthening of the pedicles of the rectus abdominus and latissimus dorsi free flaps are described in five patients. Lengthening of these pedicles allowed scalp reconstruction using the external carotid artery and internal jugular vein as the recipient vessels without the need for interpositional vein grafts or arterio-venous ...
Mori Kentaro - - 2005
BACKGROUND: The jugular tubercles are paired protuberances that arise from the inferolateral margins of the clivus and project posterosuperiorly over the hypoglossal canal. These bony structures sometimes obscure and hinder surgical manipulation of lesions situated in the lateral and premedullary cisterns during extended far lateral suboccipital approaches. The application of ...
Daunt Nicholas - - 2005
Adrenal vein sampling has a reputation as a difficult procedure. However, it is being performed more frequently at some institutions due to the realization that primary aldosteronism is more common than previously believed. At the author's institution, adrenal vein sampling with computed tomographic (CT) and laboratory correlation has been performed ...
Tubbs R Shane - - 2005
An unusual drainage of the testicular veins was found during routine cadaveric dissection. Specifically, the lateral division of each testicular vein on both left and right sides was found to drain into the subcostal veins. No other anomalies of the veins of the abdomen were found. Knowledge of the many ...
Peng Ming-Yieh - - 2005
Lemierre's syndrome is a rare, potentially severe disease consisting of septic emboli from an internal jugular vein thrombus after oropharyngeal infection. We report a 20-year-old man who had a tonsillitis with fever for 3 days. After a 2-day defervescence, fever relapsed as well as painful swelling over the left side ...
Xue Hao-Gang - - 2005
Duplicate testicular veins associated with other anomalies of the testicular arteries were observed during dissection of the posterior abdominal wall in a 90-year-old Japanese male cadaver. The right testicular vein was composed of the medial and lateral testicular veins. The medial testicular vein drained into the inferior vena cava, whereas ...
Szpinda Michał - - 2005
Professional literature data demonstrates morphometric features of the gonadal veins in adults. The length of the gonadal veins and their outlet angles in 130 human foetuses (71 males, 59 females), between the 4th and 6th month of prenatal life, were studied by means of anatomical, digital and statistical methods. In ...
Jellison Forrest C - - 2005
PURPOSE: To compare the efficacy of nonabsorbable polymer ligating (NPL) and titanium clips applied with and without a 1-mm vascular cuff at physiologic and supraphysiologic pressures. MATERIALS AND METHODS: An in vitro equine-vessel model was created to test clip occlusion strength. Ten-millimeter NPL and standard Ti clips were applied to ...
Ghali S - - 2005
The skin of the lower leg is nourished by a number of perforating vessels arising from the named arteries which travel in the longitudinal axis of the limb. The distribution of these perforating arteries has been elucidated using a combination of techniques but which are essentially based on cadaveric studies. ...
Suzuki Yasuhiro - - 2005
The venous variations of the galenic system were evaluated using three-dimensional computed tomography angiography (3D-CTA) to assess the influence on the occipital transtentorial approach in 150 patients who underwent 3D-CTA as a routine screening examination for cerebrovascular diseases. The variations of the vein of Galen with its tributaries, the tentorial ...
Min R J - - 2005
Readily available non-invasive diagnostic tests now allow physicians to accurately map out abnormal venous pathways and identify all sources of reflux. Minimally invasive alternatives to surgical removal of incompetent truncal veins have been developed with impressive Endovenous laser treatment can be performed in the office under local anesthesia and is ...
Min Seung Kee - - 2005
Lemierre's syndrome is an uncommon septic thrombophlebitis of the internal jugular vein. The authors present the case of a 52-year-old woman with literature review. She developed flu-like symptoms and fever, and then painful swelling of the left side of her neck and left arm. Contrast-enhanced computed tomography of the neck ...
Chung J I - - 2005
Summary: The embryonic tentorial sinus regresses at the 60-80 mm embryologic stage and most of the deep venous channels constitute the basal vein of Rosenthal (BVR). Persisting remnants of the embryonic tentorial sinus can be seen in the adult configuration of the BVR.We tried to explain the anatomic representations of ...
Gat Yigal - - 2005
BACKGROUND: Varicocele is a bilateral vascular disease, involving a network of collaterals and small, retroperitoneal bypasses. The right and the left testicular venous drainage systems are complex and not identical to each other. It was considered a predominantly unilateral (left-sided) disease. Its pathophysiology has not been clearly delineated and the ...
Jander Nikolaus - - 2005
OBJECTIVE: Doppler-derived flow velocity measured by transesophageal echocardiography (TEE) may overestimate pulmonary vein stenosis. We hypothesized that combining peak velocity with a stenotic flow pattern improves diagnosis compared with magnetic resonance imaging (MRI). METHODS: TEE and MRI were performed in 44 patients 19 +/- 11 months after radiofrequency catheter ablation. ...
Kucher Taras - - 2005
PURPOSE: To demonstrate an experimental model designed to allow placement of a vein segment containing a valve into a femoral vein without the need for anastomoses or surgical incision on the target limbs. METHODS: Segments of jugular veins containing valves were harvested bilaterally from 7 female dogs weighing 30 to ...
Rus Rina - - 2005
The purpose of our study was to assess the influence of handgrip training and intermittent compression of the upper arm veins on forearm arteries and veins. Eighteen chronic hemodialysis patients performed daily handgrip training for 8 weeks using a rubber ring, together with daily intermittent compression of the upper arm ...
Cokluk C - - 2005
A new rat model of the sacrifice of the anterior and posterior cortical anastomotic veins by the microsurgical technique was used to evaluate venous infarction. 20 male Sprague-Dawley rats were used in this experiment. Small burr-holes were done over the anterior and posterior anastomotic veins. After the precise description of ...
Pinggera G-M - - 2005
Retrograde blood flow can occur in the testicular veins and in the pampiniformis plexus in the absence of valves or if the valves are incompetent, resulting in tortuosity and dilatation of the veins. These abnormal alterations in the anatomy of the veins, termed varicoceles, are associated with infertility in the ...
Asai Katsuyuki - - 2005
BACKGROUND: Anatomical variations of the pulmonary vessels relevant to pulmonary surgery are of concern to thoracic surgeons. Among such variations, the right upper lobe vein posterior to the bronchus intermedius (UVPBI) has received little attention thus far. METHODS: Chest computed tomographic images and medical records of 725 patients were retrospectively ...
You Li-Ru - - 2005
Arteries and veins are anatomically, functionally and molecularly distinct. The current model of arterial-venous identity proposes that binding of vascular endothelial growth factor to its heterodimeric receptor--Flk1 and neuropilin 1 (NP-1; also called Nrp1)--activates the Notch signalling pathway in the endothelium, causing induction of ephrin B2 expression and suppression of ...
Szpinda Michał - - 2005
During ontogenesis an imbalance is observable in the development of the skeletal and vascular systems. By means of anatomical and radiological methods the gonadal veins were studied in relation to the vertebral column in 60 human foetuses of both sexes aged from 4 to 6 months of prenatal life. In ...
Chevalier Philippe - - 2005
OBJECTIVES: To quantify and study the distribution of innervation of the left atrium and the pulmonary veins in humans. BACKGROUND: Damage to cardiac nerves has been hypothesized as the explanation for successful radiofrequency ablation of atrial fibrillation. METHODS: From January 2003 to September 2003, histologic and quantitative studies of innervation ...
Herzog Yael - - 2005
The neuropilin-1 (np1) and the neuropilin-2 (np2) receptors bind vascular endothelial growth factor (VEGF) and class-3 semaphorins. They form complexes with VEGF tyrosine-kinase receptors or alternatively with type-A plexins to transduce respective VEGF or semaphorin signals. We have compared the expression patterns of np1, np2, plexin-A1, and plexin-A2 in the ...
Caggiati Alberto - - 2005
The relative deficiency of the official Terminologia Anatomica with regard to the veins of the lower limbs was responsible for a nonuniform anatomic nomenclature in the clinical literature. In 2001, an International Interdisciplinary Committee updated and refined the official Terminologia Anatomica regarding the veins of the lower limbs. Recommendations for ...
Camous J P - - 2005
When the cephalic vein route is not easily accessible for the introduction of permanent stimulation/defibrillation leads, retro-pectoral veins can be looked for, which are usually present and suitable in most patients. As with the cephalic vein route, it is a safer approach than direct subclavian vein puncture. Moreover, using a ...
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