A 50-year-old male presented with erysipelothrix rhusiopathiae (ER) endocarditis of the mitral valve, severe mitral regurgitation, and heart failure. The ER endocarditis destroyed the native mitral annulus therefore a new annulus was created for the suspension of the mitral bioprosthesis. Postoperative neoannulus dehiscence and leak prompted to redo surgery where ...

BACKGROUND AND PURPOSE:Recognition of shunted pouches dural arteriovenous fistula allows us to treat the disease effectively by selective embolization of the pouches at first. However, the shunted pouches in transverse-sigmoid sinus dural arteriovenous fistulas have not been well-documented. Our aim was to evaluate the angioarchitecture of transverse-sigmoid sinus dural arteriovenous ...

Complications may arise from the residual dissected arch and descending thoracic aorta after conventional ascending and hemiarch repair of acute DeBakey type I aortic dissection. To mitigate these complications, a total arch and elephant trunk procedure has been advocated. This case demonstrates a less invasive hybrid technique, performed in a ...

The femoral head receives its blood supply primarily from the medial femoral circumflex artery, with its deep branch being the most important. In a previous study, we performed classical anatomical dissections of 16 hips. We have extended our investigation with a radiological study, in which we aimed to visualise the ...

We present the successful management of an interesting case of a single-stage combined mitral valve repair plus repair of the pectus excavatum with a Nuss bar.

An 85-year-old man, who had undergone endovascular abdominal aortic aneurysm repair 8½ years earlier, was transferred to the emergency department with chest pain and transient loss of consciousness. Computed tomography revealed a ruptured abdominal aortic aneurysm with a stent graft inside. His aneurysm was 62 mm in diameter at the ...

Coronary stent dislodgment is a rare but serious complication during percutaneous coronary intervention. During transradial coronary intervention, retrieval of a dislodged and deformed stent into the guiding catheter is difficult or impossible, since a small 6 Fr guiding catheter and sheath system is commonly used. I describe a new method ...

Transesophageal echocardiography (TEE) is routinely used in our Institution for monitoring correct positioning of thoracic aortic stent grafts. We present a case of successful endovascular repair of three discrete thoracic aortic aneurysms with Zenith TX2 endovascular stent grafts in an 82-year-old female patient. Our focus is on the increased value ...

Aortic aneurysm formation after coarctation repair is a serious and life-threatening complication. Repairs using synthetic materials such as Dacron(®) may carry the highest risk of aneurysm formation and rupture. The authors sought to determine the prevalence of aneurysm formation in patients who previously underwent coarctation repair using Dacron(®) patch aortoplasty ...

Bleeding from the elephant trunk fabric is a rare and under-recognized complication during second-stage thoraco-abdominal aortic aneurysm repair. In this article, we report one case of bleeding from the elephant trunk fabric and discuss the possible causes, management and prevention of this complication.

Patients with infrarenal abdominal aortic aneurysm with unfavorable anatomy for endovascular aneurysm repair have to undergo open surgical repair. Open surgery has its own morbidity in terms of proximal clamping and declamping, bleeding and prolonged hospital stay and mortality. We present two such patients with juxtarenal abdominal aortic aneurysm who ...

This study reports on a contained rupture of mycotic abdominal aortic aneurysm secondary to coagulase negative staph successfully repaired with aorto bi-iliac polytetrafluoroethylene (PTFE) Gor-Tex graft. An 8-year-old Saudi male patient was found to have infective endocarditis by coagulase negative staph with mitral valve (MV) leaflet damage, which was repaired ...

We present the case of a young patient with Anomalous Origin of the Left Coronary Artery from the Pulmonary Artery ( ALCAPA) syndrome who underwent reconstructive surgery and multiple cardiac computed tomography angiography (cCTA) studies for pre-surgical evaluation and follow-up. Throughout patient's clinical course, progressive implementation of radiation dose-saving techniques ...

We report a case of successful surgical treatment of Q fever endocarditis with mitral valve repair in a 66-year old retired British soldier. Valve replacement is invariably undertaken in Q fever endocarditis due to the degree of valvular damage and concerns about eradicating the organism, Coxiella burnetii. Our unique case ...

The aim of this study was to compare conventional two-dimensional (2D) digital subtraction angiography (DSA) with three-dimensional (3D) rotational DSA in the investigation of intracranial aneurysm in terms of detection, size measurement, neck diameter, neck delineation, and relationship with surrounding vessels. A further aim was to compare radiation dose, contrast ...

Fluoroscopy-induced chronic radiation dermatitis resulting from prolonged exposure to ionizing radiation during interventional procedures has been documented in the medical literature. However, this condition often requires a high clinical suspicion in order to establish a correct diagnosis. In this report, the development of deep scalp ulceration with bone exposure following ...

A 50-year-old woman presented with fever, cough, shortness of breath, and left-sided chest pain. Computed tomography with contrast showed a pseudoaneurysm occupying the upper half of the left hemithorax. Surgical repair with a Dacron patch was performed after considering the risk of pseudoaneurysmal rupture.

A lateral thoracic artery perforator propeller flap is advantageous because it does not require microvascular anastomosis, only rarely involves donor-site morbidity and provides sufficient blood flow. Moreover, by rotating the flap, remote tissues with less radiation-induced damage can be used at the site of the defect. In this article, we ...

High dose postmastectomy radiation therapy for breast cancer can lead to severe postirradiation sternal damage. Under these circumstances, median sternotomy may be associated with a prohibitive risk of postoperative deep sternal wound infection and alternative approaches have to be evaluated. We report herein the use of a right anterior minithoracotomy ...

Abstract  Recurrent pulmonary venous obstruction after repair of total anomalous pulmonary venous connection (TAPVC) is usually restricted to the anastomosis between the pulmonary venous confluence and the left atrium. We describe a modified technique for repair of supracardiac TAPVC in infants. An L-shaped incision of left atrium is utilized and ...

Aortic arch aneurysms involving the major vessels of the neck pose great challenges in their repair. Open repair of these aneurysms are associated with a significant morbidity and mortality. The major challenge for endovascular repair of these complex aneurysms is the maintenance of cerebral perfusion during stent implantation and long-term ...

OBJECTIVE: To identify plaque characteristics of carotid artery radiation-induced stenosis. MATERIALS AND METHODS: Nineteen carotid plaques were obtained during carotid endarterectomy (CEA) in 17 consecutive patients with prior cervical radiation therapy (XRT) (median interval 10 years) and compared with 95 matched control carotid plaques of patients without a history of ...

Oxidative stress may contribute to the hemodynamic progression of aortic valve stenosis, and is associated with activation of the nuclear enzyme poly(ADP-ribose) polymerase (PARP) 1. The aim of the present study was to assess the transcriptional profile and the topological distribution of PARP-1 in human aortic valves, and its relation ...

Abstract  The combination of double outlet right ventricle (DORV) and complete atrioventricular septal defect (CAVSD) remains a surgical challenge for anatomical repair. Inasmuch as the ventricular septal defect is noncommitted in this combination, the major concern regarding anatomical repair is the reconstruction of the unobstructed left ventricular outflow tract without ...

The aim of this paper is to report an unusual case of a patient with an abdominal aortic aneurysm (AAA) and a hydronephrotic horseshoe kidney (HSK) that was repaired by endovascular means. An 81-year-old male patient with a known HSK was found to have hydronephrosis and an AAA. The patient's ...

A 68 year old man with significant cardiorespiratory risks factors presented with a ruptured thoracic aortic aneurysm (TAA). This was treated by emergency thoracic endovascular aneurysm repair (TEVAR) under general anaesthesia (GA). An incidental abdominal aortic aneurysm (AAA) was not treated. Eight months later, he presented with ruptured AAA. Due ...

Atrial rupture following blunt chest trauma carries a high mortality rate. It can be difficult to maintain hemodynamic stability and control massive bleeding due to poor visualization. We describe a case in which bleeding control was obtained simply and effectively using a Satinsky clamp, allowing repair of atrial rupture without ...

Progressive regurgitation of the left atrioventricular valve (AV) remains a major postoperative problem in the repair of atrioventricular septal defect (AVSD). The aim of this study was to review a case series of AVSD repair and reoperation for significant left AV valve regurgitation from this institution. Forty-nine patients underwent initial ...

Initial TransAtlantic Inter-Society consensus (TASC) II classification has been shown to influence the patency of stented femoral and popliteal arteries. Although several studies have shown the effect of the number of runoff vessels on the durability of infrainguinal angioplasty without stenting, the influence of tibial vessel runoff on the patency ...

OBJECTIVE: Human urotensin-II (UII) is considered the most potent endogenous vasoconstrictor discovered to date, although the precise mechanism activated downstream of its receptor UTS2R in blood vessels remains elusive. The aim of this study was to determine the role of the store operated Ca(2+ )entry (SOCE) signaling pathway in UII-induced ...

Aims Alveolar hypoxia acutely elicits contraction of pulmonary arteries leading to rise in pulmonary arterial pressure (PAP) and shifting blood to better ventilated areas of the lung. The molecular mechanisms underlying this hypoxic pulmonary vasoconstriction (HPV) are still incompletely understood. Here, we investigated the role of succinate dehydrogenase (SDH; synonymous ...

The introduction of effective and durable leaflet repair techniques have enabled repair of the regurgitant aortic valve. Aortic valve repair is favored to avoid the placement of a prosthesis that the patient will likely outgrow. Furthermore, repair has the potential to reduce the incidence of prosthesis-related complications, including endocarditis, thromboembolism, ...

In humans, adipose tissue is partitioned into 2 large depots (subcutaneous and visceral), and many small depots associated with internal organs, e.g. heart, blood vessels, major lymph nodes, pancreas, prostate gland, ovaries. Since the adipose's Big Bang was explored with the discovery of leptin in 1994, adipose tissue has been ...

We report undescribed pulmonary findings in a child with mucolipidosis II (ML-II). Children with ML-II bear significant pulmonary morbidity that may include extensive pulmonary fibrosis, persistent hemosiderosis as well as pulmonary airway excrescences as they reach preschool age. Pediatr Pulmonol. © 2011 Wiley Periodicals, Inc.

ABSTRACT: We report 2 cases in which catheter guide wires were useful for detection of vascular injury site. Case 1: A woman was died of hemorrhagic shock after being slashed at the extremities, but the vessels were so collapsed that it was not easy to find the injured site. After ...

The development of minimally invasive techniques for abdominal aortic aneurysm (AAA) repair and the establishment of specialized centres have resulted in improved patient outcomes. This study examines open AAA repair at a non-specialized centre where advanced techniques are not practised. We conducted a retrospective analysis on a cohort of 83 ...

Angiotensin II infusion in mice promotes abdominal and thoracic aortic aneurysms, which provides a feasible approach to study the mechanisms of these two distinct diseases.

OBJECTIVES: With increasing experience, endovascular aortic aneurysm repair (EVAR) has been extended to patients with less suitable aorto-iliac anatomy in an attempt to reduce peri-operative mortality. However, more complex EVAR procedures may take longer and can result in higher rates of complications, additional interventional procedures and more frequent radiological imaging, ...

This study was performed to characterize the normal blood flow of the canine testis and to measure the peak systolic velocity (PSV), end-diastolic velocity (EDV), resistive index (RI) and pulsatility index (PI) of testicular arteries weekly during a period of 6 months in five healthy Beagle dogs and to evaluate whether ...

The objective of this study was to determine precise localization and external diameter of the lower abdominal wall perforators as well as to investigate some vascularity differences between the same parts of perfusion zones II and III according to Hartrampf perfusion zones. The study was performed on 10 fresh cadavers ...

This study was to determine whether the endothelium of mouse major arteries produces prostacyclin (PGI(2)), and if so, to determine how PGI(2) affects vasomotor reactivity and whether cyclooxygenase-1 (COX-1) contributes to PGI(2) synthesis. Abdominal aortas, carotid and femoral arteries were isolated from wild-type mice and/or those with COX-1 or -2 ...

Similar to mitral repair, newer methods of aortic valve reconstruction are achieving excellent outcomes with an 85% to 90% freedom from valve-related complications at 10 years. The goal of this review is to illustrate these newer and more stable techniques of aortic valve repair. Most patients with aortic insufficiency from ...

OBJECTIVES: Bleeding in the floor of the mouth during implant surgery is attributed to arterial injuries in the sublingual space: clinicians may injure the submental and sublingual arteries, which originate from the facial and lingual arteries, respectively. This study aimed to clarify the three-dimensional courses of submental and sublingual arteries ...

This study is a case report regarding a possible problem of high radiation dose during stent-graft implantation. Before deciding on how to treat an aneurysm (stent grafting or traditional surgery), possible complications such as difficult anatomical conditions and diseases of the aorta and iliac arteries should be considered to avoid ...

The objectives were to compare different Doppler echocardiographic methods for the measurement of prosthetic valve effective orifice area (EOA) following transcatheter aortic valve implantation (TAVI) and to determine the factors influencing the EOA of transcatheter balloon expandable valves. Previous studies have used different methods for the measurement of the valve ...

Abdominal aortic aneurysms (AAAs) are associated with fragmentation of extracellular matrix during development of aortic dilation and rupture. Therefore, it is important to identify specific protease systems involved in extracellular matrix degradation during AAA formation. The present study determined the contribution of the urokinase system to AAA formation and rupture. ...

Endovascular aneurysm repair (EVAR) has well documented advantages over traditional open repair and has been widely adopted as the alternative treatment modality for abdominal aortic aneurysm. However, endoleaks specifically type II can be a significant problem with this technique leading to aortic sac expansion and potential rupture. A large number ...

Abstract Purpose: To evaluate the effects of type II endoleaks and sac pressurization on stent-graft displacement following endovascular aneurysm repair (EVAR). Methods: Experimental silicone infrarenal aneurysm (6-cm) models were "treated" with a Talent stent-graft deployed with 20-mm proximal and distal landing zones. Inflow and outflow vessels were created as part ...

Atherosclerosis will lead to stenosis/occlusion in the lumen of various arteries of living body. This can lead various conditions including myocardial infarction, cerebral infarction/aneurysm and peripheral artery disease. Ang II is believed to be an important regulatory peptide involved in maintaining cardiovascular homeostasis and pathogenesis of various cardiovascular diseases. Matrix ...

Type II endoleaks have been viewed as the Achilles' heel of endovascular repair of abdominal aortic aneurysms. This report describes a unique etiology to this common challenge and our approach to endovascular repair.