heart auscultation

..The aim of this study is to determine the level of clinical auscultation skills in pediatric residents at Duke University Medical Center...

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..A cutaneous force-frequency relation recording system based on first heart sound amplitude vibrations has been recently validated. Second heart sound can be simultaneously recorded in order to quantify both systole and diastole duration...

..Practice and review with cardiology patient simulators and prerecorded heart sounds has been shown to increase the accuracy of diagnosis by medical students and residents...

..To determine whether the use of an electronic, sensor based stethoscope affects the cardiac auscultation skills of undergraduate medical students...

..Auscultatory findings in mild regurgitation appear to depend on observer experience, circulatory status, and how difficult the dog is to auscultate...

..The ability of medical students to recognize heart murmurs is poor (20%), and does not improve with subsequent years of training. A teaching method to improve this skill would be useful...

..Amalgamating traditional phonocardiography with a multimedia approach, this system represents a novel tool for bedside teaching of cardiac auscultation...

..The finding of aortic regurgitation at a classical examination is a diastolic murmur...

The long-term prognostic value of systolic murmurs revealed by heart auscultation has previously not been published...

..In study 2, the wavelet-detection method identified 87% of the patients using the third heart sound, and regular phonocardiography identified two (25%) of the subjects...

..Our study sought to determine if documentation of valvular heart disease on echocardiography resulted in an increased appreciation and documentation of precordial murmur...

..Multiple cross-sectional physician surveys have documented poor cardiac auscultation skills. We evaluated the impact of 2 different educational interventions on pediatric resident auscultation skills...

..Thus, for patients being evaluated with a heart murmur, developing a more accurate screening device is vital to efforts in reducing health care costs...

..This method provides for rapid characterization of innocent murmurs, a means for comparison with other murmurs, and transmission of acoustic data to distant sites...

..The analysis results justified the efficient performance of this combinatory approach to reveal and quantify the evolution of heart murmurs nonlinearities with time...

..Loudness of murmur in aortic stenosis correlated best with peak momentum transfer--and thus with body size--so that loud murmurs predict severe disease less reliably in larger patients...

..This kind of filter could facilitate the analysis and a better interpretation of the respiratory sound during spontaneous ventilation...

..The use of digital signal processing techniques makes pathological findings more recognizable in both audio and visual representations. This reduces dependence on the ability of people to hear relevant information...

..Auscultation of the heart is a routine procedure. It is not known whether auscultatory skills can be improved by teaching or with the use of an advanced stethoscope...

..The objective of this study was to assess whether computer-stored digital sound recordings can be used to distinguish innocent from pathologic systolic murmurs...

Since the introduction and increased availability of echocardiography, the importance of heart auscultation in diagnosing valvular heart disease has been reduced...

..5%, respectively, when tested with the Jack-knife method. Statistical analysis of the input to the final sigmoid function shows that a better than 99% sensitivity and specificity can be achieved if sufficient training data are available...

..Researchers may also employ the comprehensive processing provided by our framework to develop more powerful, fully automated auscultation applications...

..Accurate diagnoses can frequently be obtained using a neural network, but accuracy can be improved with further data accumulation...

..We report a new test and protocol for differentiating aortic root and descending aortic disease by adding auscultation over the back as part of the cardiovascular examination...

..Initial testing revealed the intelligent diagnostic system can differentiate between normal healthy heart sounds and abnormal heart sounds (e.g., murmurs), with a specificity of 70.5% and a sensitivity of 64.7%...

..Pre-operative cardiac auscultation seems only reasonable in patients aged 40 years or older. Subsequent echocardiography in these selected patients is necessary...

..To develop an objective diagnostic method that facilitates detection of noncyanotic congenital heart diseases...

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..Innocent murmurs in children with sideropenic anaemia occur as its consequence. After adequately conducted iron therapy, i.e. cured anaemia, heart murmurs were not auscultated...

..Factors to be considered in the evaluation of murmurs are loudness, phase of the cycle (systole/diastole), localization, character and radiation of the sound and also the state of health, age and sex of the patient...

..The wavelet and correlation-based heart sound analysis system should be useful to general practitioners for low-cost, easy-to-use automatic diagnosis of aortic valve stenoses...

..Novel processes for quantitative and qualitative evaluation of any method for HS reduction from LS have also been proposed...

..To access the frequency of abnormal echocardiographic findings in patients with diagnosis of innocent murmur...

..2) To evaluate the impact of a five-month bedside cardiac auscultation training program...

..Clinically significant sounds and therefore requiring further clarification must be filtered out from the many innocent heart murmurs. This is possible only with time, patience and constant practice...

..This study suggests that there is a high prevalence of "silent" murmurs, and that not hearing a regurgitant murmur does not suffice to rule out the presence of regurgitation...

..To compare cardiac physical examination with echocardiography for evaluating systolic murmurs...

..However, we were able to devise some indicators with relative values for evaluating cardiac function...

..The performance of the algorithm is verified through simulation results and on experimental data obtained from a phantom that is used to simulate a twin pregnancy...

..We wanted to test whether murmur predicts mortality in unselected patients admitted to the hospital and whether NT-pro-BNP is capable of distinguishing between innocent and significant murmurs...

..Repeat catheterization and aortography, performed to evaluate complaints of chest pain at age 13 years, showed no flow through the previously demonstrated systemic arterial supply from the aorta...

..A new service for remote auscultation (telemedicine) of heart murmurs in children was established where heart sounds and short texts were sent as an attachment to e-mails...

..41 clinics in the North Norway healt region have invested in equipment that makes pre-recorded sound referrals possible. This study analyses whether this investment is a cost-saving technology or not...

..Screening can detect cases earlier, but there are no screening guidelines...

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..The studied techniques (FT, STFT, WD, CWT, DWT and PWT) of analysis can thus be regarded as complementary in the TF analysis of the PCG signal; each will relate to a part distinct from the analysis in question...

..7% for continuous murmurs, 96.25% for systolic murmurs and 90% for diastolic murmurs by a probabilistic comparison approach. This implies a high potential for the system as a diagnostic aid for primary health-care sectors...

..The present case underscores the importance of cardiac auscultation in patients with suspected myocardial infarction before angiography or primary coronary intervention is performed...

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..Pediatricians are capable of differentiating one from the other, provided a detailed evaluation is done. This article outlines the salient features of innocent murmurs that help us recognize them clinically...

..Effective communication could be enhanced by playing examples of reference sounds when these terms are taught so that nomenclature is used more uniformly...

..echocardiography, color Doppler, CT, and MRI provide more direct and accurate evidence of heart disease than heart auscultation. However, these modalities are costly, large in size and operationally complex and therefore are not ..

..To report the case of a child with infective endocarditis caused by Haemophilus aphrophilus...

..The objective of this report was to present a case of severe hemodynamic instability in a patient with idiopathic scoliosis...

..This prospective study investigated clinical signs, some biochemical parameters, treatment, and progress of disease after snakebite in 53 dogs. Effects of treatment with and without glucocorticoids were evaluated...

..The recurrence rate is low (5%), but long-term follow-up and serial echocardiography are advisable especially for young patients...

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..To determine and to evaluate valvular involvement, in particular subclinical, as confirmed by colored Doppler echocardiography (CDE) during an initial attack of acute rheumatic fever (ARF). Means of diagnosis and therapeutic implications...

..The aim of this study was to investigate whether contrast echocardiography could enhance the subcostal Doppler signal for aortic flow measurements and achieve myocardial opacification, in Boxer dogs with and without AS...

..This study investigated the impact of presenting cardiac auscultation findings in multimedia versus text format on item characteristics...

..Compliance with prophylactic treatment using benzathyn penicillin was 75% after one month of follow-up and 37.5% after three months...

..measures of severity of aortic regurgitation are helpful, using the rate of decline in regurgitant gradient measured by the slope of diastolic flow velocity, or using the degree of reversal in pulse wave velocity in the descending aorta..

..Until reliable methods can accurately identify those athletes at risk for SCD, broad recommendations are available to help guide the management and participation in sports of athletes with cardiovascular disease...

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..The dog was then released and is being medicated with angiotensin converting enzyme (ACE) inhibitor with regular follow-up...

..Combining an SP with simulation technology may be one approach to the assessment of clinical competence in high-stakes testing situations...

..b>Heart auscultation was abnormal in five patients. Creatine kinase MB fraction was normal in all patients...

..The cardiovascular risk profile among Inuit has changed over the past four decades with the introduction of a western life style. An unaltered prevalence of coronary heart disease has been proposed, but no pre-westernisation data exist...

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..Physicians who are armed with this knowledge can avoid performing coronary angiography unnecessarily. Catheter ablation can reverse the dyssynchrony of the ventricle and improve the patient's symptoms...

..Follow-up after therapy for 4 years revealed that treatment with oral sildenafil only continued to provide the dog with an excellent quality of life, without any side effects...

..Our patient was previously healthy and had no reported history of cardiac disease. This suggests that heart function should be monitored in MSF patients even in the absence of underlying risk factors...

..screening, urinalysis was abnormal in 19%, 3% failed visual acuity and 6% were considered to have abnormal heart auscultation. Many of the major health problems did not meet the recommended criteria for screening programs and others ..

..The patient was submitted to surgical correction...

..Although there are many well-known cardiac results of insecticide poisoning, atrial fibrillation (AF) has not been reported as the result of insecticide intoxication...

..To investigate the prevalence and progression of murmurs and the development of the left ventricular outflow tract (LVOT) and flow velocities in the great arteries in boxer puppies through adolescence until three years of age...

..Dyspnoeic cats often have significant underlying disease. Underlying aetiologies in cats that presented with dyspnoea were reviewed, and associations with patient signalment and outcome were investigated...

..Athletes with "red flag" signs or symptoms may need activity restriction, special testing, and referral if the diagnosis is unclear...

..To analyze the importance of symptoms as a reason for referral to pediatric cardiologists in the diagnosis of congenital heart diseases (CHD) in the newborn (NB)...

..Inadequate reproductive performance was owners' most common complaint (4 of 6 heifers)...

..A diagnosis of massive pulmonary embolism was considered. During preparation for emergency operation, the patient developed cardiovascular collapse, which did not respond to cardiopulmonary resuscitation...

..No complications were recorded and six-month follow-up confirmed absence of shunt. Compared to the surgical option, this procedure is less invasive and apparently with less risk to the patient...

..Although treated with antibiotics combined with surgery, renal functions were deteriorated and progressed to chronic renal failure...

..Cardiac auscultation is a core clinical skill. However, prior studies show that trainee skills are often deficient and that clinical experience is not a proxy for competence...

..Last, the prognosis of RAVM was worsened by atrial fibrillation and right-sided heart failure...

..The mass was excised and mitral valve was repaired. Histology was diagnostic for myxoma. Six months clinical and echocardiographic follow-up was normal and did not show any recurrence of tumor...

..To describe the characteristics and outcome of patients with cardiac myxomas...

..Because of his low activity of daily living owing to old cerebral infarction, we managed the patient conservatively...

..Desire ranged from 33% for a blood test to check for anemia to 80% for heart auscultation. Desire for specialty referral for hypothetical scenarios averaged 71% and 61% among VA Medical Center ..

..The nickel-cadmium 'accumulator', which powered the pacemaker, had to be recharged once a week...

..It completely corresponds to the practical purposes of reliable diagnostics of 35 illnesses, manifested by heart murmurs at a heart auscultation.

..At 1-month follow-up the patient was totally asymptomatic. Cardiac auscultation revealed that the murmur was no longer detectable. Current guidelines for the treatment of coronary fistulas and on their percutaneous closure are discussed...

..Sample audio files of two important murmurs, i.e., an innocent murmur and hypertrophic cardiomyopathy, are provided online with this review...

..Digital sonograms that combine sound files with synchronous visual interpretations may be useful in this regard...

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..This will be applied to piglets at advancing postnatal ages during eupnea, before and after vagotomy, hypercapnia and hypoxic gasping, in the presence and absence of chemodenervation. ..

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..We strongly believe that the neural engineering conference further stimulates neural engineering research and education among neuroscientists, chemists, engineers, computer scientists and mathematicians. ..

..Specifically, a successful outcome of Phase I will be the ability to detect blockages of 30% to 85% with a sensitivity greater than > 90 % and a specificity greater than 80% in a retrospective data analysis. ..