Search Results
Results 201 - 250 of 536
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Mao A W - - 2001
AIM: To study the palliative treatment of malignant obstruction of digestive tract with placement of intraluminal stent combined with intra-arterial infusion of chemotherapeutic drugs. METHODS: A total of 281 cases of digestive tract malignant obstruction were given per oral (esophagus, stomach, duodenum and jejunum), per anal (colon and rectum) and ...
Taleb M - - 2001
Diffusion-weighted MRI (DWI) is becoming important for diagnosis and investigation of acute cerebral ischaemia. It has been reported that apparent diffusion coefficient (ADC) maps could be an indicator of reperfusion. Our aim was to use echo-planar technology to investigate this phenomenon. We report 19 patients treated by local intra-arterial thrombolysis ...
Risse J H - - 2001
Intra-arterial iodine-131 labelled Lipiodol therapy for liver cancer has been investigated for safety and efficacy over a number of years, but data on radiation exposure of personnel have remained unavailable to date. The aim of this study was to assess the radiation exposure of the physician during intra-arterial 131I-Lipiodol therapy ...
Lee K Y - - 2001
In acute ischemic stroke, reocclusion after an initially successful thrombolysis treatment can occur and is associated with increased morbidity and mortality. The authors present the successful use of abciximab, a platelet glycoprotein IIb/IIIa receptor inhibitor, in a patient with a thrombotic occlusion of the proximal middle cerebral artery, which was ...
Comerota A J - - 2001
Intraoperative intraarterial thrombolysis is a valuable adjunct for the removal of residual arterial thrombi after mechanical thromboembolectomy. Early reports by some investigators indicated high rates of bleeding complications, most likely caused by inappropriately high doses of plasminogen activators infused over long periods of time, which led to systemic lytic effects. ...
Chia Y Y - - 2001
BACKGROUND: We evaluated the effect of intra-arterial injection of Patent Blue (PB) on pulse oximetry. METHODS: Ten consecutive female patients who underwent intra-arterial insertion of catheter for chemotherapy were enrolled in this study. All patients received general anesthesia and ECG, pulse oximetry, and direct arterial blood pressure were monitored throughout ...
Saver J L - - 2001
Intra-arterial (IA) thrombolysis is an emerging treatment strategy for acute ischemic stroke. In IA thrombolysis, the cervicocephalic arterial tree is traversed with an endovascular microcatheter delivery system, the catheter port is positioned immediately within and adjacent to the offending thrombus, and fibrinolytic agents are infused directly into the clot. This ...
Meschia J F - - 2001
In 1995, a two-part randomized trial showed the efficacy of intravenous tissue plasminogen activator (tPA) when given within 3 hours of onset of symptoms of acute ischemic stroke. Two subsequent trials were unable to extend the therapeutic window of intravenous tPA beyond 3 hours. A phase IV study performed by ...
Hayashi Y - - 2001
In a 35-year-old woman diagnosed with insulinoma selective intraarterial calcium injection was positive for proximal gastroduodenal artery and inferior pancreaticoduodenal artery involvement preoperatively. Although non-invasive imaging studies were negative, a mass was detected at the pancreatic uncus by intraoperative ultrasonography. Gastroduodenal artery calcium injection was performed after enucleation of the ...
Burnette W C - - 2001
Intra-arterial thrombolysis is a maturing treatment for acute thromboembolic stroke that shows promise in restoring cerebral blood supply. Reviewed evidence suggests that intra-arterial treatment has a longer window for treatment than intravenous t-PA and does improve outcome. A favorable outcome is dependent on careful patient selection aimed at avoiding intracranial ...
Onohara T - - 2001
The hypogastric artery is one of the major collateral arteries in aortoiliac occlusive disease. This report describes a case of limb-threatening ischemia caused by acute arterial thrombosis of the right hypogastric artery. The external iliac and distal arteries were obstructed and the hypogastric artery was a major collateral artery. A ...
Fujimoto H - - 2001
A 70-year-old man developed a skin rash in his right lower abdominal wall after an intra-arterial infusion chemotherapy for carcinoma of the bladder. A CT with a direct infusion of contrast material via the implanted reservoir showed a marked enhancement of the right inferior epigastric artery and a significantly large ...
Gibson C M - - 2000
The mechanical force of injection at 90 minutes opens 13.4% of occluded arteries, but overall, only 2.4% of all culprit arteries (already open and occluded combined) are opened. Thus, although some arteries are opened by the force of hand injection, the frequency of mechanical opening among all arteries is low, ...
Matsumaru Y - - 2000
Summary: Local intra-arterial fibrinolysis may improve the outcome of patients with ischemic cerebrovascular disease. A favorable prognosis is thought to be related to early re-establishment of blood flow into the affected brain. To minimize the time to revascularization during local intraarterial fibrinolysis, we employed an extracorporeal pump to deliver oxygenated ...
Takagi S - - 2000
A 52-year-old man with pheochromocytoma had cardiogenic shock and was rescued using a percutaneous cardio pulmonary supporting system. After recovery, diagnostic tests including metaiodobenzylguanidine scintigraphy and computed tomography, revealed the pheochromocytoma which was confirmed by histology. It was postulated that the acute episode was induced by intra-joint dexamethasone, which increased ...
Wei J Y - - 2000
To prevent the blood-borne interference and reflex actions via neighboring organs and the central nervous system, the study was conducted in an in vitro isolated stomach-gastric vagus nerve preparation obtained from overnight-fasted, urethan-anesthetized rats. Afferent unit action potentials were recorded from the gastric branch of the vagus nerve. The left ...
Lin T M - - 2000
To determine the effect of continuous intra-arterial calcium gluconate infusion therapy on patients suffering from hydrofluoric acid dermal burns of the digits, clinical treatment was performed prospectively on 10 patients from January 1997 to December 1998 at the burn care unit of Kaohsiung Medical University Hospital. An arterial catheter was ...
Stapf C - - 2000
A 70-year-old woman with a progressive dominant hemisphere syndrome but only mild hemiparesis and a normal brain scan (>3 hours from stroke onset) showed angiographic occlusion of the left anterior cerebral artery and the middle cerebral artery at its trifurcation with preservation of the rolandic artery. Intra-arterial thrombolysis was started ...
Klopp R - - 2000
A randomised, intra-individual, comparative study demonstrated that both qualitative improvements and significant changes in skin functional condition can be achieved in the tissue of older, mature scars. Four treatment modalities were studied in an intra-individual comparison involving 12 volunteers with 2.5 to 4-year-old scars. The treatments were: a self-adherent, hydroactive, ...
Tamatani S - - 2000
Summary: Fibrinolytic therapy for acute ischaemic stroke has been investigated in several clinical trials, with various protocols. This retrospective study was undertaken to evaluate the efficacy and limitation of local intra-arterial fibrinolytic therapy using urokinase (UK) in patients with acute middle cerebral artery occlusion. Fifty patients were treated with local ...
Chow K - - 2000
BACKGROUND AND PURPOSE: Cerebral venous thrombosis is a rare entity that can be difficult to manage. Intrasinus thrombolysis is an increasingly applied intervention, but this modality carries an increased risk of hemorrhage. We describe for the first time an option with a potentially lower incidence of intracranial bleeding, the combination ...
Bergan J J - - 2000
BACKGROUND: Tissue necrosis after sclerotherapy has been observed, but is unexplained. OBJECTIVE: To present the complication of extensive tissue necrosis following high-concentration sclerotherapy for varicose veins. METHODS: Cases coming to the attention of the authors are presented briefly with commentary and discussion to explain the mechanisms of tissue destruction. RESULTS: ...
Wilkie G J - - 2000
A mandibular block injection produced temporary uniocular blindness, total ophthalmoplegia, mydriasis, and ptosis of the eyelid, with diplopia developing as the sight returned. These effects lasted 25-30 minutes. The explanation offered as to the cause of the anaesthetic phenomenon is an intra-arterial injection into the maxillary artery with backflow of ...
Uno M - - 2000
Diffusion-weighted and perfusion-weighted magnetic resonance imaging (DWI, PWI) are useful in detecting early cerebral ischemic lesions. Intra-arterial thrombolysis is an effective treatment for some patients with acute thromboembolic occlusion. We evaluated the efficacy of acute thrombolytic therapy by using DWI and PWI in 3 patients who presented with internal carotid ...
Cil T - - 2000
Abdominal compartment syndrome complicated severe ovarian hyperstimulation in a 35 year old woman with multiple bowel resections due to Crohn's disease. Pain from ovarian enlargement necessitated hospital admission. Despite intravenous fluid administration and heparin prophylaxis, ilio-femoral deep vein thrombosis developed. Treatment by intravenous heparin was complicated by repeated intra-ovarian bleeding, ...
Gruber A - - 2000
Local intra-arterial lysis using recombinant tissue plasminogen activator (rTPA) was performed in a 6 and 2/3-year-old patient with major cardioembolic ischemic stroke 48 hours after intracardiac surgery. Selective application of 2.5 mg rTPA (0.11 mg/kg body weight) resulted in recanalization of the occluded cerebral vasculature with good neurologic recovery.
Steendijk P - - 2000
OBJECTIVE: The conductance catheter provides a continuous measure of left ventricular volume. Conversion of raw data to calibrated absolute volume requires assessment of parallel conductance. Conventionally, parallel conductance is determined by injecting a small bolus hypertonic saline into the pulmonary artery and analyzing the signal obtained during passage of the ...
Abou-Chebl A - - 2000
A relatively small number of studies were published on the intra-arterial therapy of stroke in the past year. Those reports, however, do offer strong evidence for the feasibility and safety of this therapeutic approach. Partly on the basis of these data it has become evident that the intra-arterial thrombolytic therapy ...
Valentino J - - 2000
OBJECTIVES: To determine the histopathologic effect of combined intra-arterial cisplatin administration and hyperfractionated external beam radiation treatment (HYPERRADPLAT) on potential recipient arteries in the neck and to analyze the efficacy of free tissue transfer (FTT) in patients undergoing HYPERRADPLAT. DESIGN: Cisplatin-perfused and nonperfused artery segments were harvested during planned interval ...
Iwanaka T - - 2000
The role of pre- and intraoperative procedures for the localization of insulinomas has been extensively debated. We report a case of successful treatment using preoperative selective intra-arterial calcium injection and intraoperative glucose monitoring. A 12-year-old boy with hypoglycemic attacks had a large insulinoma in the head of the pancreas on ...
García-Asensio S - - 1999
Summary: The purpose of this prospective study is to show a technique for recording electroencephalographic activity via an endovascular approach in presurgical evaluation of epileptic patients. Technical aspects and insertion strategy are outlined. Advantages of intra-arterial electroencephalography have been demonstrated. It is a semi-invasive procedure that provides information in temporal ...
Laird J R - - 1999
The removal of urokinase from the market has created a dilemma for interventionists and vascular surgeons treating patients with acute limb threatening ischemia due to arterial thrombosis or embolization. Reteplase is a newer, fibrin-specific thrombolytic agent with properties that make it an attractive alternative to urokinase. We report two cases ...
Sashida J - - 1999
Summary: The present report describes the successful treatment of cerebral symptomatic vasospasm (SVS) after subarachnoid hemorrhage (SAH) with super-selective intra-arterial infusion of fasudil hydrochloride (ERIL((R))). We treated seventeen vascular territories in 12 patients with selective intra-arterial infusion of fasudil hydrochloride (FSD). FSD was infused through a catheter (a microcatheter in ...
Awakura Y - - 1999
BACKGROUND: Primary invasive adenocarcinoma of the urinary bladder was diagnosed in a 59-year-old man with a 6-month history of macrohematuria. METHODS: He was treated with intra-arterial infusion of 5-fluorouracil, leucovorin and cisplatin and underwent radical cystectomy and construction of ileal conduit. RESULTS: The pathologic examination of the specimen revealed no ...
Nighoghossian N - - 1999
Basilar artery thrombosis should be diagnosed immediately, as intra-arterial thrombolysis might improve the outcome. Diffusion-weighted (DWI)-MRI and three-dimensional time-of-flight MR angiography (3D TOF Turbo MRA) may provide additional insight into the extent of ischemia and the level of the occlusion. These methods could be helpful in the early classification of ...
Phan T G - - 1999
Acute basilar artery occlusion is usually associated with a poor prognosis despite therapy with antiplatelet and anticoagulant agents. The natural history of this disorder should be fully understood before clinicians make decisions on therapy. Recent advances in angiography technique and the use of newer mobile microcatheters have made intra-arterial thrombolysis ...
Wechsler L R - - 1999
Recanalization of acutely occluded arteries in the carotid territory, particularly the middle cerebral artery, by intra-arterial delivery of thrombolytic drugs, has advanced dramatically over the last decade. Randomized prospective studies have begun to show the potential impact of this form of intervention. Still, patient selection, therapeutic window, critical care support, ...
Shortell C K - - 1999
The major development in the field of intra-arterial thrombolytic therapy over the past year was the publication of the phase II results of the Thrombolysis or Peripheral Arterial Surgery study, which compared the safety and efficacy of catheter-directed thrombolysis and surgery as the initial treatment of acute arterial occlusion. The ...
Levy E I - - 1999
OBJECTIVE: To determine whether recanalization, coma at presentation, or clot location in the basilar artery influences the relative mortality risk after intra-arterial thrombolytic therapy for acute vertebrobasilar artery occlusions. METHODS: Studies were identified using the MEDLINE database for January 1987 to November 1997. Series were included if they involved 10 ...
Verhaeghe R - - 1999
Intra-arterial thrombolytic therapy has replaced systemic intravenous infusion of thrombolytic agents as a treatment modality for arterial occlusion in the limbs. Several catheter-guided techniques and various infusion methods and schemes have been developed. At present there is no scientific proof of definite superiority of any agent in terms of efficacy ...
Ohana E - - 1999
We report a case of accidental intra-arterial injection of propofol in a 30-year-old woman admitted for curettage. The patient reported pain, which was followed by a hyperaemic area of 6 x 7 cm around the injection site. Later a blanching of the distal part of the hand was noticed, lasting ...
Burnette W C - - 1999
Intra-arterial thrombolysis is a developing modality for the treatment of the acute stroke that shows promise in restoring cerebral arterial supply. The rationale for treatment via the intra-arterial route rather than intravenously rests on increased recanalization with preliminary evidence suggesting improved outcome. Successful treatment is due in part to selecting ...
Kitzmüller E - - 1999
Summary: We describe a case of cardioembolic dominant hemisphere internal carotid artery occlusion in a child with idiopathic dilated cardiomyopathy. The patient was subjected to superselective local intra-arterial thrombolysis using recombinant tissue plasminogen activator (A lteplase; Actilyse((R))). In presence of good collateral flow local intra-arterial thrombolysis prevented a major dominant ...
Sandbaek G - - 1999
The aim of this study was to investigate the proteolytic degradation of fibrin(ogen), with special emphasis on the size of soluble fibrin(ogen) derivatives identified before, during and after intra-arterial catheter-directed thrombolysis with alteplase. Arteriography was performed before thrombolysis and after 0.5, 3, 10 and 24 h in six patients with ...
Katzan I L - - 1999
Recent major surgery is an exclusion criterion for thrombolysis. Six patients with acute ischemic stroke underwent intra-arterial thrombolysis after recent open heart surgery without clinically significant bleeding complications, although one patient developed a small, asymptomatic cerebellar hemorrhage. Intra-arterial thrombolysis may be an option for patients with cerebral embolism in the ...
Kumar A - - 1999
BACKGROUND: We investigated whether administration of a soluble recombinant P-selectin glycoprotein ligand-1 chimera (rPSGL-Ig) in conjunction with thrombolytic therapy would enhance thrombolysis by preventing ongoing interactions of leukocytes with platelets and the injured arterial wall. METHODS AND RESULTS: An occlusive thrombus was formed in an internal iliac artery of Yorkshire ...
Atar S - - 1999
Ultrasonic thrombolysis has been proved to be an efficient and safe modality for the treatment of acute arterial occlusions in vitro and in vivo in animal studies. There have been and are ongoing parallel improvements in ultrasound technology and adjuvant pharmacological treatments for therapeutic applications. Thus therapeutic ultrasound for thrombolysis ...
Morgan C - - 1999
AIMS: To compare arterial blood gas (ABG) readings obtained with a multiparameter intra-arterial sensor with those from an ABG analyser. METHODS: An MPIAS with the ability to measure continuously pH, PaCO2, and PaO2 was introduced via an umbilical arterial catheter in 27 neonates requiring intensive care. They underwent 3260 hours ...
Atiyeh B S - - 1999
Vascular thrombosis remains a dreaded complication of any microvascular procedure, be it composite tissue transfer or replantation of amputated limbs or parts. Despite the tremendous advances in microvascular-related technologies and the accumulated surgical skills, failures caused by occlusion of anastomosed vessels remain a continuous source of frustration to all microsurgeons ...
Tachibana E - - 1999
In this pilot study we treated cerebral vasospasm in patients with subarachnoid haemorrhage to assess intra-arterial fasudil hydrochloride. We analysed effects of intra-arterial infusion on angiographically evident cerebral vasospasm in 10 patients including 3 with symptoms of vasospasm. Over 10 to 30 min 15 to 60 mg was administered via ...
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