Search Results
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Theocharis A D - - 2003
Versican is the major matrix proteoglycan in aortic wall and participates in various biological functions of the tissue. In the present study the molecular characteristics of versican isolated from normal human aorta as well as those of versican expressed in aneurysmal aortic tissue were examined. Versican was isolated by combined ...
Izumi Satoshi - - 2003
A 71-year-old woman underwent replacement of the ascending aorta for Type A aortic dissection. After 6 years, she suddenly developed severe hemolytic anemia, and a second operation for replacement of the ascending aorta was performed. Her hemolysis was thought to occur as follows: the proximal ascending aorta of the graft ...
Wippermann Jens - - 2003
This report describes the case of a 60-year-old man, who developed a giant punch-hole aneurysm of the ascending aorta five month after uncomplicated coronary artery bypass grafting (CABG) due to a localized rupture of the ascending aorta. The patient underwent surgical repair with cardiopulmonary bypass. Because the false aneurysm was ...
Ingu A - - 2003
A 9-year-old boy whose past history was remarkable for a heart murmur was diagnosed with abdominal angina due to acute occlusion of a simple coarctation of the aorta. Using a single cross-clamp, we accomplished an end-to-end anastomosis after resection of the coarctation. Paradoxical hypertension and abdominal angina were treated successfully ...
Roos-Hesselink J W - - 2003
To investigate the incidence of clinical problems related to a bicuspid valve (aortic stenosis and regurgitation) and the incidence of ascending aorta and aortic arch pathology in combination with coarctation repair. 124 adult patients after surgical correction of aortic coarctation were studied. The incidence of aortic valve, ascending aorta, and ...
Kaymaz Cihangir - - 2003
The objective of the study was to evaluate the frequency, clinical and echocardiographic correlates of spontaneous echo contrast in the descending aorta in the absence of dissection. Prevalence of spontaneous echo contrast in the descending aorta in the absence of dissection, and its clinical and echocardiographic correlates were investigated in ...
Kamada Takeshi - - 2003
BACKGROUND: Dilatation of the ascending aorta concomitant with aortic valve disease is occasionally associated with progressive enlargement of the ascending aorta or acute aortic dissection (AAD). However, surgical procedure of choice for the aorta and its indication are controversial. PATIENTS AND METHODS: From July 1995 to August 2001, 10 patients ...
Hernández-González Martha - - 2003
BACKGROUND: Our objective was to compare results of two therapeutic modalities to treat congenital aortic coarctation: intraluminal aortoplasty without endoluminal stent installation (patients in group A) vs. surgical aortic resection (patients in group B). Trans-coarctation gradient pressure was evaluated prior to and immediately after treatment. Re-coarctation, aneurysm formation, in-hospital morbidity ...
White R N - - 2003
A 13-week-old, entire male domestic shorthaired cat was presented with a nine-week history of regurgitation following the ingestion of food. A diagnosis of a vascular ring anomaly with coarctation of the aorta was based on clinical signs, angiography and echocardiography. Surgical exploration via a right lateral thoracotomy confirmed the existence ...
Elkington Andrew G - - 2003
We describe a 37-year-old who presented with hemoptysis. Twenty-one years previously he had undergone Dacron patch aortoplasty for coarctation. Initial investigations failed to reveal the cause of the hemoptysis. Cardiovascular magnetic resonance (CMR) demonstrated an aneurysm at the site of the repair. He underwent successful repair of the aneurysm with ...
Poutanen Tuija - - 2003
BACKGROUND: Knowledge of normal aortic dimensions is important while evaluating children with aortic root dilatation. OBJECTIVE: The purpose of the study was to create normal values for aortic dimensions with two-dimensional echocardiography and for aortic flow velocities with Doppler echocardiography in healthy children and young adults. DESIGN AND PATIENTS: One ...
Iskandar Said B - - 2003
We present a case of aortic coarctation associated with many intercostal artery aneurysms in a 71-year-old woman. The intercostal aneurysm appeared, radiographically, as a very well demarcated lung mass with hilar enlargement giving the false idea of lung tumor and adenopathy. The case illustrates the importance of keeping such a ...
Berdat Pascal A - - 2003
Various surgical approaches have been proposed for complex (re-) coarctation and aortic arch hypoplasia (AAH). We report seven patients (mean age 19.6+/-9.5 years) with complex coarctation or re-coarctation and AAH successfully treated by extra-anatomic ascending-to-descending aortic bypass (ADB) via sternotomy between 1995 and 2002 without mortality and no relevant complication ...
Fukui D - - 2003
OBJECTIVE: to examine the expression of transforming growth factor beta1 (TGF-beta1) and the cell kinetics of smooth muscle cells (SMCs) at the neck of abdominal aortic aneurysms (AAAs). MATERIALS AND METHODS: expression of alpha-smooth muscle actin and TGF-beta1 was evaluated by immunostaining, and cell kinetics were estimated by terminal deoxynucleotidyl ...
Katsenis K - - 2003
AIM: Colon ischemia is a rare but serious complication in surgery of the infrarenal aorta, due to ligation of the inferior mesenteric artery and the ischemia-reperfusion syndrome. In order to investigate the degree of intestinal damage, we employed experimental surgery in pigs, applying the usual protocol for elective repair of ...
Ashizawa Naoto - - 2003
A 52-year-old male with a history of repair of aortic coarctation by prosthetic tube graft replacement 35-years ago developed anterior spinal artery syndrome caused by acute functional occlusion of the aorta at the repair site where pseudoaneurysm formation was observed. The patient was rescued by an emergency axillofemoral bypass, and ...
Goto Tomoko - - 2003
BACKGROUND: Arteriosclerosis of the ascending aorta is an important risk factor for cerebral embolism. However, the association between arteriosclerosis of the ascending aorta and neurologic dysfunction after coronary artery surgery has not been evaluated prospectively. METHODS: We examined whether varying degrees of arteriosclerosis in the ascending aorta, assessed by epiaortic ...
Choi Jong Bum - - 2003
Tuberculous aortitis generally develops at the distal aortic arch and the descending aorta that are close to specific groups of mediastinal lymph nodes, but exceptionally it develops in the ascending aorta. We report a case of rupture of the ascending aorta after tuberculous aortitis in a 53-year-old man without a ...
Kuralay Erkan - - 2003
Circular elasticity cannot be obtained in standard patch aortaplasty in patients with coarctation of aorta. We inserted Dacron patch perpendicularly to standard fashion. The creases of Dacron patch became parallel to descenden aorta. Circular elasticity, that reduces both true and false aneurysm incidence in the long-termperiod, can be obtained with ...
Tohno Yoshiyuki - - 2003
To elucidate quantitative changes of Ca, P, and Mg in the arteries with aging, the authors investigated changes of the mass ratios of Mg to Ca and P in the arteries of Japanese and Thai by inductively coupled plasma atomic emission spectrometry. The arteries of Japanese that were used were ...
Konstantinov Igor E - - 2003
A newborn girl with a retroaortic innominate vein, coarctation of the aorta, ventricular septal defect, and subaortic stenosis underwent a complete repair at 8 days of age. The ascending aorta was transected and the innominate vein was brought in front of it. We review the anatomy and embryology of this ...
Mekkaoui Choukri - - 2003
BACKGROUND: The serious disturbances in ventriculoarterial coupling after thoracic aorta bypass grafting are addressed through aortic entry impedance in the frequency domain from flow-pressure waves. We designed a method for synthesizing pressure and flow waves to evaluate opposal to aortic flow along the cardiac cycle, addressing myocardial, brain, and visceral ...
Bell Rachel E - - 2003
BACKGROUND: Late aneurysm formation is a well-recognized complication of surgery for aortic coarctation. Open surgery to repair these aneurysms is associated with significant morbidity and mortality. Endoluminal repair is an attractive alternative to open surgery. METHODS: Data were collected prospectively on consecutive patients who presented with aneurysms associated with coarctation ...
Aguirre-Sanceledonio M - - 2003
Experimental coarctation of the thoracic aorta was produced in 13 adult Yucatan minipigs by placing a gradually expanding "C-shaped" occluder around the aorta. The aortic constriction was standardized by measuring the blood pressure above the coarctation, with a mean arterial pressure of 165-170mmHg as the target. The pigs were humanely ...
Forbes T - - 2003
Intravascular stents have emerged as an effective alternative to surgery and balloon angioplasty in the treatment of native and recoarctation of aorta. Balloon angioplasty, although effective in the treatment of native coarctation of the aorta, is associated with several complications such as recoarctation, aneurysm formation, aortic dissection, and vascular injury. ...
de Salazar Alvaro Ortiz - - 2003
We report a clinical case of multiple mycotic aneurysms, in the ascending aorta, aortic arch, and descending aorta. The patient underwent surgery to replace the ascending aorta and aortic arch by means of a highly modified "elephant trunk" technique and with the aid of arterial cannulation from the right subclavian ...
Fukui Sumio - - 2003
Descending thoracic aorta to femoral artery bypass is an effective and safe procedure for the treatment of aortoiliac occlusive disease when an approach to the abdominal aorta is undesirable. The major limitation of this technique has resulted from the morbidity rate associated with thoracotomy in a relatively high-risk vascular surgery ...
Touati G - - 2003
A 33-year-old hypertensive man presented with epigastric pain radiating to the back. Transoesophageal echocardiography (TOE) revealed an intimal flap on the aortic arch and descending aorta. No intimal flap of the ascending aorta was detected on TOE or CT. The diagnosis was made on opening the ascending aorta: complete circumferential ...
Peters Paul - - 2003
Quadriplegia developed suddenly 1 month after coarctation repair in a 53-year-old human. Cervical cord ischemia caused by thrombosis in an enlarged anterior spinal artery collateral was diagnosed on magnetic resonance scan and spinal angiography. After urgent cord decompression and anticoagulation there was neurologic improvement over a period of several months. ...
de Araujo Netto Belmino Corrêa - - 2003
A study of the anatomy of the fasciocutaneous branch of the third perforator artery of the deep femoral artery was performed to help the elaboration of a fasciocutaneous flap for the reconstruction of skin and subcutaneous and deep fascia of the knee and popliteal region. Forty thighs in 27 fresh ...
Olson Leslie - - 2002
Cannulation of the abdominal aorta in organ donors with advanced arteriosclerotic disease or extensive trauma may be problematic owing to difficulty in securing a watertight tie around the diseased aorta, the danger of creating a false passageway in the aorta, and the risk of breaking off plaque particles that can ...
Shin Jae Seung - - 2002
A 44-year-old man with congenital aortic coarctation experienced acute dissection that crossed the coarctation and extended to both iliac arteries. The primary entry of the dissection was proximal to the coarctation segment, just below the origin of the left subclavian artery. Surgical procedures involved resection of the diseased segment including ...
Kanda K - - 2002
We have cannulated the ascending aorta for cardiopulmonary bypass via left thoracotomy in order to avoid conventional retrograde perfusion from the femoral arteries, which is associated with an increased risk of cerebral embolism. We use silk sutures to retract the anterior margin of the opened pericardium from the chest wall, ...
Schreiber Christian - - 2002
BACKGROUND: In case of severely calcified ascending aorta, modified operative strategies are required in order to avoid manipulations of the aorta and minimize subsequent cerebral vascular accidents. CASE REPORT: A 73-year-old woman, with a coronary two-vessel disease and aortic stenosis was scheduled for coronary artery bypass grafting and aortic valve ...
Sherke R, Yemala R, ...
Two male patients aged 23 years (patient A) and 42 years (patient B) presented with intracranial hemorrhage with Hunt and Hess grade of IV. In the patient A, coarctation of aorta was suspected due to failure to negotiate the catheter across the thoracic aorta and was confirmed by duplex doppler ...
Wanhainen A - - 2002
OBJECTIVES: The aim of this study was to estimate the agreement between ultrasonography (US) and computed tomography (CT) in the measurement of aortic diameter in subjects with and without abdominal aortic aneurysms (AAA). MATERIAL AND METHODS: Sixty-one subjects were investigated, 33 with a diameter >30mm and 28 with a diameter ...
Kamada Makoto - - 2002
Penetrating atherosclerotic ulcer (PAU) is most often found in the descending aorta but rarely in the ascending aorta. In such a rare case, a 63-year-old man with ischemic change at precordial leads in electrocardiography was found in coronary angiography to have the left main trunk stenosis and in aortography (aortic ...
Viganò Mario - - 2002
BACKGROUND: Ascending aortic aneurysms without dilatation of the sinuses of Valsalva are generally handled by resection and replacement with a tubular graft or by tailoring aortoplasty. We propose an alternative treatment with a direct anastomosis of the two stumps of the aorta after complete aneurysm resection through an upper J ...
Malec E - - 2003
We describe a successfully treated pseudoaneurysm of the ascending aorta in a 2-month-old infant after a previous operation due to hypoplastic left heart complex. After a rapidly progressing respiratory tract obstruction as a first symptom, echocardiography revealed a huge aneurysmal formation originating from the anterior and right lateral wall of ...
Al-Hroob A - - 2003
Aortic aneurysm may develop after surgery for coarctation of aorta especially patch aortoplasty. The size of patch and of adjacent native aortic wall was analyzed to determine whether aortic dilatation represents a true aneurysm. Electron beam tomography (EBT) was done on 19 patients, three months to 17.5 years after patch ...
Rampoldi V - - 2002
Acute type A aortic dissection and coarctation of the aorta is a rare associated disease. A case of two-stage repair is presented. Firstly the ascending aorta and the right hemi-arch was replaced using deep hypo-thermic circulatory arrest. Cardiopulmonary bypass was proximally instituted, in a patient with total aortic isthmus occlusion, ...
Bergman Per - - 2002
OBJECTIVE: Intra-aortic filtration during coronary artery bypass grafting (CABG) has the potential to harvest all particles embolized into the aorta proximal to the filter. The aim of this study was to determine risk factors for embolization of particles during CABG. METHODS: Forty consecutive patients undergoing conventional multi-vessel CABG were included ...
Brander L - - 2002
In pneumopericardium, a rare but potentially life threatening differential diagnosis of chest pain with a broad variety of causes, rapid diagnosis and adequate treatment are crucial. In upright posteroanterior chest radiography, the apical limit of a radiolucent rim, outlining both the left ventricle and the right atrium, lies at the ...
Jiarakongmun P P Department of Radiology Ramathibodi Hospital, Mahidol University, Bangkok; - - 2002
A 39-year-old man presented with acute headache and neck pain, followed by quadriparesis and quadriparesthesia, accompanied by urinary and bowel incontinence. Lumbar puncture showed subarachnoid haemorrhage. Angiogram via a right axillary approach revealed severe coarctation of the aorta, between the left common carotid artery and left subclavian artery. Multiple collateral ...
Nishimoto Masayoshi - - 2002
We investigated the levels and locations of angiotensin II-forming enzymes, angiotensin converting enzyme (ACE) and chymase, in aneurysmal and normal aortas. Aneurysmal aortic specimens (n = 14) were obtained at the time of operative aneurysm repair from 14 patients ranging in age from 57 to 84 y. Normal aortic specimens ...
Gessler Manfred - - 2002
Gridlock (grl) is one of the first mutations characterized from the large zebrafish mutagenesis screens, and it results in an arterial (aortic) maturation defect, which was proposed to resemble aortic coarctation, a clinically important human malformation. While the grl mutation appears to be a hypomorph, grl knockdown experiments have shown ...
Badmanaban Balaji - - 2002
Two varied cases of coarctation of the aorta are described, in which transpericardial ascending to descending thoracic aortic conduits were routed around the right atrium, utilizing deep hypothermic circulatory arrest. The approach was through a median sternotomy in two patients. The first case is a 52-year-old female who underwent combined ...
d'Audiffret Alexandre - - 2002
The natural history of the ectatic infrarenal aorta remains undetermined. While surveillance protocols have been proposed for true aneurysms, no recommendations are currently available for ectatic aortas. The purpose of this study is to define the natural history and recommend surveillance protocols for the infrarenal aorta 2.5-2.9 cm in diameter. ...
Hacein-Bey Lotfi - - 2002
Neuroradiologists generally do not fully appreciate the importance of the territory of the ascending pharyngeal artery. The ascending pharyngeal artery is a small but important artery that supplies multiple cranial nerves and anastomotic channels to the anterior and posterior cerebral circulations. Several disease processes in the head and neck involve ...
Klokocovnik T - - 2002
The author describes a minimally invasive approach for aortic insufficiency associated with severe calcification of the ascending aorta. The Bentall operation was easily performed through an 8 cm skin incision affording excellent exposure of the operating field, and with the use of CPB with vacuum-assisted venous drainage and clamping the ...
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