How to use atrial in a sentence

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Sentence Examples For Protocol 4, animals were instrumented before delivery to measure pulmonary artery pressure and left atrial pressure. Around half of the study patients had atrial fibrillation as their primary indication for warfarin. The mechanical contribution of atrial contraction to normal cardiac function was first described in the 17th century by William Harvey. Underlying causes of atrial fibrillation should be treated, including infection, congestive heart failure, hypoxia, hypokalemia and pneumonia. Digoxin has an important role in the symptomatic treatment of patients with heart failure and atrial fibrillation. This increase in left atrial pressure causes an increase in pulmonary venous pressures. Despite a long history of use in the treatment of paroxysmal atrial fibrillation, the efficacy of cardiac glycosides has not been established. The addition of mean right atrial pressure to the peak tricuspid jet velocity gives an accurate noninvasive estimate of peak pulmonary pressure. This guideline provides an outline for the care of the majority of patients with atrial fibrillation. The aortic and mitral valves functioned normally, and the left atrial size was normal. An increase of vagal tone after exercise occasionally can lead to episodes of atrial fibrillation. Of more interest is a sub-group of patients with runs of atrial ectopy, which degenerate to paroxysms of atrial fibrillation. In some cases, an atrial septal defect closes without treatment in the first few weeks after birth. This xanthogranulomatous tissue involved the adventitia of large-caliber vessels and infiltrated the atrial myocardium. The surgeon closes the right atrium, right atrial appendage, and small connecting incisions with 4-0 polypropylene suture. This was a 4 year old female with a past history of duodenal atresia, omphalocele, atrial septal defect and ventricular septal defect. The best known of these are atrial receptors, which are nerves ending mainly at the junctions of the great veins with the atria. Guidelines for anticoagulation in atrial fibrillation based on absolute risk or clinical criteria have been widely promulgated. Conduction of atrial impulses to the ventricles is variable and unpredictable. Digoxin is incapable of converting atrial fibrillation or atrial flutter to a normal sinus rhythm. Show More Sentences Infusion of atrial natriuretic peptide significantly decreased RV systolic pressure and mean arterial pressure. As a result, a thrombus in the left atrial appendage may develop due to the stasis of blood in the left atrium. Isolated atrial and ventricular ectopic beats in pregnant women without existing heart disease are usually benign. The exophytic mass bulged from the roof of the left atrium between the atrial septum and the orifices of the pulmonary veins. The atrial fibrillation group also had more hematologic tests done, including more prothrombin and partial thromboplastin times. The resultant irregular rhythm may be difficult to differentiate from atrial fibrillation. An incidental finding of lipomatous hypertrophy of the atrial septum and tricuspid annulus was reported. It is not uncommon for this rhythm to progress into atrial flutter or atrial fibrillation. Thus, after delay in the atrioventricular mode, atrial contraction is followed by rapid and coordinated contraction of the ventricles. Wide concern has been expressed that when such criteria are used, atrial fibrillation is being undertreated in elderly people. Patients should be monitored for an exacerbation of atrial fibrillation or flutter, and for increasing ventricular rates. He observed regular gushes of blood from a cut in the apex of the heart after ventricular contractions ceased but atrial contractions persisted. Patients with atrial fibrillation also had more drug days for diuretics and for electrolytes. In first degree block there is a delay in conduction of the atrial impulse to the ventricles, usually at the level of the atrioventricular node. Generic Inderal is used for treating high blood pressure or atrial fibrillation. Symptoms of atrial fibrillation are generally due to hemodynamic derangements that are the result of loss of atrial contraction and increased ventricular response. The study showed that men who express their anger have a 10 percent greater risk than non-hostile men of developing an atrial fibrillation, a heart flutter. Its role in the management of atrial fibrillation has definitely diminished as other, more effective agents are commonly used in the treatment of this dysrhythmia. In 80 per cent of patients, atrial arrhythmias significantly impact quality of life causing dizziness, lightheadedness, palpitations and syncope. External electric shock treatment is the usual therapy for acute atrial fibrillation. Show More Sentences Cardiovascular: Chest pain, angina pectoris, tachycardia, atrial fibrillation, arrhythmia, flushing. Atrial fibrillation is a chaotic disorganization of the atrial muscle in which multiple and organized electrical impulses arise. Paroxysmal atrial fibrillation occurs in people who usually have normal sinus rhythm. Depresses excitability of both atrial and ventricular muscles by its direct effect on the myocardium. After discharge, patients recorded and transmitted their rhythm by telephone daily and whenever they had symptoms suggestive of atrial fibrillation. Electrocardiology of the future with new diagnostic features for the detection of ischemia and atrial fibrillation! Patients with atrial fibrillation may be prescribed anticoagulants. A special miniature stapler is inserted and used to remove the left atrial appendage to reduce the risk of future blood clots and stroke. New less invasive techniques have been developed allowing ablation surgery for lone atrial fibrillation to increase in popularity. In animals with normal plasma protein concentrations fluid began to transude into the lungs when the left atrial pressure rose above an average of 24 mm. Idrabiotaparinux is also being assessed for the prevention of stroke and systemic embolism in patients with atrial fibrillation. In an ECG, atrial systole is associated with atrial depolarization, or the P wave deflection. May decrease inotropic effect in heart failure or rate control in atrial fibrillation or flutter. Other valve surgeries and CABG without a history of atrial fibrillation or embolic events would be a questionable indication. The sustained condition of atrial flutter is treated with electric countershock followed by antiarrhythmic therapy to maintain normal rhythm. The world's first simultaneous endocardial biatrial mapping of atrial fibrillation is performed. Atrial flutter can be the result of a reentrant circuit or spontaneous signal formation in the atrial tissue. A new future-proof ECG Holter recorder, featuring the detection of sleep apnoea, high-resolution HRV, real atrial analysis and much more! These factors are previous thromboembolism, left atrial thrombus, marked cardiomegaly, heart failure, dilated left atrium, or spontaneous echocontrast. The left artificial ventricle is connected via the left atrial inflow connector to the left atrium. Show More Sentences Subsidence of the ventricular effects may be followed by atrial tachycardia and occasionally by atrioventricular block. Mr. Bradley's irregular heartbeat is technically known as lone paroxysmal atrial fibrillation. We are also home to Canada's sole atrial fibrillation program, which partners with leading U. S. cardiac researchers. It is also used for controlling heart rate response to other rhythm disturbances, specifically atrial fibrillation and atrial flutter. Mary T was possessed of numerous sugar, hypertension, atrial fibrillation and hypomagnesaemia. This surprising result is expected to fuel significant new therapies for treating atrial fibrillation. It is estimated that individuals with atrial fibrillation have 4 to 5 times greater risk for ischemic stroke. This drug was discovered and developed by sanofi-aventis, and offers the first genuine innovation in atrial fibrillation in twenty years. Stage I is characterized by reduced left ventricular filling in early diastole with normal left ventricular and left atrial pressures and normal compliance. The pathophysiological relationship between atrial septal defects and migraine is unclear. The pledgets are placed on the atrial side of the mitral annulus. The most prevalent complication of atrial fibrillation results from the formation of blood clots in the wall of the fibrillating left atrium. The pilot had a history of chronic atrial fibrillation and therefore underwent periodic cardiovascular assessments. Since I was diagnosed with atrial fibrillation I have been backwards and forwards to the hospital and doctors so many times I have lost count. The water current passes into the atrium and exits through the atrial opening. Mural thrombosis on the infarcted ventricular wall or clots in the atrium in atrial fibrillation are common sources. Adenosine does not convert atrial flutter, atrial fibrillation or ventricular tachycardia to normal sinus rhythm. The left atrium can be accessed either retrogradely via the aortic valve, by flexing the catheter tip through the mitral valve, or transeptally across the atrial septum. The endocardial cushions form the lower atrial septum, the upper ventricular septum, the septal leaflet of the tricuspid valve and the anterior leaflet of the mitral valve. These changes may result in cardiac arrhythmias, such as torsade de pointes, atrial fibrillation, supraventricular tachycardia, and ventricular tachycardia. Show More Sentences Patients in the older group more frequently had vascular risk factors including hypertension, previous stroke, transient ischemic attacks and atrial fibrillation. Serum levels of atrial natriuretic peptide, brain natriuretic peptide, norepinephrine and other neurohormones are elevated in patients with heart failure. In the past, nitroglycerine, orciprenaline, dobutamine or atrial stimulation has been used for this purpose. The ECG in standard leads is not informative enough for estimating initial phase of atrial depolarization. The mechanism of this increased incidence of atrial fibrillation in isolated studies with some bisphosphonates, including pamidronate disodium, is unknown. Treatment of choice for atrial fibrillation. Through a commitment to education and the funding of community based projects, 1 Mission 1 Million has the potential to make a significant and meaningful difference for those affected by atrial fibrillation. Patients with atrial fibrillation may develop a rapid ventricular response from withdrawal of the effects of digitalis on the atrioventricular node. Electrophysiological studies in man showed delayed AV conduction time and increased refractoriness of the AV node without significantly affecting sinus node recovery time, atrial refractory period, or the HV conduction time. Although adenosine is not effective in converting atrial flutter, atrial fibrillation or ventricular tachycardia to sinus rhythm, the transient atrioventricular nodal block produced helps diagnosis of atrial activity. Multaq® is the first and only anti-arrhythmic drug that not only treats the symptoms of atrial fibrillation but also significantly reduces the risk of cardiovascular hospitalization and death. They cannot yet distinguish atrial fibrillation from other types of arrhythmia, but even if that proves impossible, this camera-based method will be able to screen out those who need further testing. Stroke can also be an important complication of atrial fibrillation. They wanted to know why I was suffering from atrial fibrillation. He developed acute respiratory distress, involuntary myoclonic movements, anasarca, marked oliguria, and persistent atrial fibrillation. His current interests are to identify the genes that are implicated in three congenital heart diseases: patent ductus arteriosus, coarctation of the aorta and atrial septal aneurysm. The Phase IIb study MAIA, conducted on 673 patients suffering from atrial fibrillation, evaluated the effect of several doses of Celivarone on the maintenance of sinus rhythm. There was also a nonsignificant relationship of NS AID dosage with the onset of atrial fibrillation. Amiodarone is a widely prescribed anti-arrhythmic for atrial and ventricular arrhythmias. Providers believed there are problems in continuity of care for patients with atrial fibrillation and congestive heart failure, and that integrated care pathways can address some of these problems. Show More Sentences Depending on their origin, they are described as premature atrial contractions, premature nodal contractions, or premature ventricular contractions. Care should be exercised in administering PROLOPA to patients with a history of myocardial infarction or who have atrial, nodal or ventricular arrhythmias. It is percutaneously placed via a catheter in the left atrial appendage, and is available in different sizes. In cardiothoracic surgery robotic instrumentation can be employed for three main types of operations: endoscopic coronary artery bypass grafting, mitral valve repair, and atrial septal defect repair. Some people with atrial fibrillation have no symptoms, while others have a fluttering sensation in the chest, lightheadedness, shortness of breath, or chest pain. Congenital heart block refers to complete or incomplete dissociation of atrial and ventricular contractions owing to conduction abnormalities. If atrial fibrillation is present, the patient must be cardioverted after euthyroidism is restored. Former Senator Bill Bradley disclosed tonight that he had suffered four bouts of irregular heartbeat, a recurring condition known as atrial fibrillation, since Dec. 10, when he first said he suffered from the aliment. Patients with atrial fibrillation often have to go to hospital because for example they develop symptoms like palpitations that need urgent treatment or they may develop stroke or they may develop serious heart failure. Dr. Gollob's research interests focus on the genetics of inherited arrhythmia syndromes leading to sudden cardiac death, and the genetic basis for the common rhythm disorder of atrial fibrillation. Low-dose amiodarone after pulmonary resection can reduce the risk of atrial fibrillation, according to a pilot study. Patients with atrial fibrillation managed according to a pathway did not perceive better continuity of care compared to baseline and control groups. This medication is approved to treat paroxysmal atrial fibrillation, persistent atrial fibrillation, or atrial flutter. It is located in the endocardium of the atrial surface of the right atrioventricular valve. In patients suffering from atrial fibrillation, the phase III trials EURIDIS and ADONIS demonstrated the good efficacy and safety of dronedarone used as an antiarrhythmic. The procedure was performed at the Montreal Heart Institute by Dr. Marc Dubuc, who ablated the AV node of a 70 year-old patient with atrial fibrillation which was resistant to drug therapy. Pre-treatment with Irbesartan attenuates left atrial stunning after electrical cardioversion of atrial fibrillation. In atrial fibrillation, the heart rate may be over 140 beats a minute, although it can be any speed. Bunch, atrial fibrillation was strongly and independently associated with all forms of dementia, including Alzheimer's disease. The investigators discovered that only those family members with atrial fibrillation have a subtle misspelling of the gene's normal DNA sequence. Show More Sentences Eventually these episodes were diagnosed as a paroxysmal atrial fibrillation. During these periods of atrial fibrillation I increase my medication and stop running. Atrial natriuretic peptide frameshift mutation in familial atrial fibrillation. A familial mutation renders atrial natriuretic peptide resistant to proteolytic degradation. Localisation of brain and atrial natriuretic peptide in human and porcine heart. Atrial stretch induces rapid increase in brain natriuretic peptide but not in atrial natriuretic peptide gene expression in vitro. Also in the bicaval technique, with the protection of the right atrial anatomy, the atrioventricular valve function is also protected. We have reported a case of ball thrombus developed in a mitral stenosis patient with ligated left atrial appendage. But most atrial ablations are now minimally invasive procedures using tiny devices mounted at the end of long, flexible plastic catheters that are threaded into the heart through veins. In short, the AV canal develops together with atrial septation. Figure 2 shows the electrogram from the atrial and ventricular leads while performing pacing in the cath-lab. The present study was designed to elucidate the role of endothelial dysfunction in thrombogenesis associated with nonvalvular atrial fibrillation. P wave indices derived from the standard ECG are P wave duration, morphology, and amplitude and provide information about the atrial electrical activity. An exception is paroxysmal atrial tachycardia, a disorder characterized by a steady, rapid heart rate, which in infants may exceed 300 beats per minute. Defects in the atrial septum may be small or large and occur most commonly in the midportion in the area prenatally occupied by the aperture called the foramen ovale. Pulmonary hypertension due to undiagnosed wide atrial septal defect at the older age was the etiology of this giant aneurysm. Chanel Murrish, now one, was diagnosed with hypoplastic left heart syndrome with intact atrial septum at her mum's 20-week scan. This led to a practice that commenced back in the late 1940's and early 1950's where the left atrial appendage would be tied off at the time of a mini-thoracotomy. To be aware of the size of pectinate muscle provide to avoid misestimation in the evaluation of patients with atrial fibrillation or stroke. Its mechanism of action involves the selective blockade of multiple ion channels in the heart that are known to be active during episodes of atrial fibrillation. Show More Sentences Although mefloquine did not potentiate the effects of primaquine on atrial or ventricular automaticity, it did potentiate the effects of propranolol on atrial automaticity. This discovery was confirmed by numerous clinics across the world, and led to the development of a new treatment involving the ablation by cryotherapy or ultrasound of the cells causing atrial fibrillation. The DES sector is now available for purchase, along with cvPipeline's sectors for atrial fibrillation, heart failure, heart valves, and regenerative medicine. Recent findings showed that AF induces atrial electrical remodeling, increases dispersion of atrial effective refractory period and decreases atrial conduction velocity. The data emerging from the Phase II clinical trials of our lead products, Auriculin atrial natriuretic peptide, fibroblast growth factor and insulinotropin are encouraging. The tined atrial lead remained in post implantation position. They focused on weekly INR levels recorded for 236 patients, most of whom took warfarin because of atrial fibrillation or heart valve replacement. Nonconducted atrial bigeminy refers to the presence of electrical signals originating from atrial foci outside the sinus node which are not transmitted to the ventricle. Fibrinous deposits on the atrial surface of the prolapsed portion of mitral leaflet and particularly at the angle formed between the prolapsed leaflet and left atrial wall. The atrial effective refractory period was evaluated using programmed extra-stimuli, which defined as the longest S1S2 interval that failed to capture. One of the key factors contributing to this market growth is the emergence of new anti-arrhythmic and anti-coagulant agents for atrial fibrillation. Therefore, device-based patent foramen ovale closure procedures are most commonly performed using atrial septal defect closure devices being used off-label. In terms of treatment types, the overall atrial fibrillation market is segmented into two type's namely pharmacological and non-pharmacological treatment markets. Possible mechanisms by which treatment with omega-3 fatty acid might cut the risk for atrial fibrillation include anti-inflammatory and anti-arrhythmic effects. In the suit just filed, the widow of Donald Herschell alleges that her husband, age 60, was placed on Eliquis in Virginia by his doctor because of atrial fibrillation. Examples from Classical Literature In Teleutoscolex there is but one pair of funnels opening into the same segment with the atrial pore. The atrial cavities in Pyrosoma are clearly lined by epiblast, just as in simple Ascidians. When the young colony is ready to become free, it escapes from the atrial cavity of the parent, and increases in size by budding. During the above described processes the test remains quite intact, and is not perforated at the oral or the atrial openings. The gills lead also, as in Ascidians, to another cavity, the atrial chamber. The two atrial tubes of each zooid remain separate in front but unite posteriorly. From the atrial chamber the water flows out into the external world. The nervous system is shewn at n, and at points to an atrial tube. During atrial systole, the atria contract, and in ventricular systole the ventricles contract. The pacemaker had functioned normally at a rate of 118 P waves per minute, so an atrial rate exceeding the pacemaker's programmed upper rate limit was not the problem. Find more words! 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What is the noun for atrial? Use our Sentence Generator Nearby Words atria atretic atresia atremble atrazine atraumatic atrial fibrillation atrioventricular atrip at risk at-risk atrium 6-letter Words Starting With a at atr atri atria