Continuous Murmur: Causes & Reasons

Possible Causes for Continuous Murmur

Classic continuous machinery murmur best heard in the left second inter costal space. [medicaljoyworks.com]

Continuous murmur over left pulmonary area; thrill common. The lesion is best visualized by MRI, CT, or contrast angiography. [accessmedicine.mhmedical.com]

 Aortic ejection systolic murmur – drowned by the loud continuous murmur 9. [slideshare.net]

Ruptured Sinus of Valsalva Aneurysm

Patients with a coronary aneurysm alone do not generally exhibit continuous murmurs; however, murmurs may be detected in the presence of a fistula. [ncbi.nlm.nih.gov]

A harsh, continuous murmur was noted on physical examination. [ncbi.nlm.nih.gov]

Physical examination revealed signs of florid congestive heart failure and a grade III/VI continuous murmur at the lower-left sternal edge. [invasivecardiology.com]

Coronary Arteriovenous Fistula

The clinical symptoms and signs were feeding problem, continuous murmur, tachycardia, tachypnea, cardiomegaly, and exertional chest pain. [ncbi.nlm.nih.gov]

We report a circumflex-coronary sinus fistula in an elderly man which was associated with a loud continuous murmur and congestive heart failure. [ncbi.nlm.nih.gov]

Abstract In local experience coronary arteriovenous fistula or aortic sinus of Valsalva aneurysm rupture into the right heart are the two common causes of continuous murmurs [annals.org]

Anomalies of Coronary Artery Origin

In 2, aged 6 and 7 years, the anomaly was of the adult type; the patients were free from symptoms but had continuous murmurs at the left sternal border and mild left ventricular [jamanetwork.com]

If a continuous murmur is present, its origin should be defined either by echocardiography, MRI, CT angiography, or cardiac catheterization. ( Level of Evidence: C ) " ” 2 [wikidoc.org]

A continuous murmur resembling a patent ductus arteriosus with flow from the aorta to the pulmonary circulation can be found reflecting collateral flow. [omicsonline.org]

Aortopulmonary Septal Defect

Sell : Patent ductus arteriosus in the absence of a continuous murmur. Circulation 6, 110 (1952). PubMed Google Scholar Daniel, R.: Diskussion in Surgery 42, 120 (1957). [link.springer.com]

The continuous cardiac murmur characteristic of the disease is auscultated in fewer than half of the cases, as occurred in our cases. [revespcardiol.org]

murmur連続［性］雑音 contractility収縮性、収縮能 contrast medium造影剤 cor心 cor pulmonale肺性心 coronary angiography (CAG) 冠［状］動脈造影［法］ coronary angioplasty冠［状］動脈形成術 coronary artery冠［状］動脈 coronary [tokyo-med.ac.jp]

Ventricular Septal Defect

At admission a continuous systolic–diastolic murmur was heard from the left sternal edge to the apex. [revportcardiol.org]

Making the diagnosis In older children, PDA classically produces a continuous or "machinery" murmur due to flow across the shunt throughout the cardiac cycle. [utmb.edu]

Continued A ventricular septal defect is detected on physical examination by a systolic murmur audible with a stethoscope along the lower left sternal or breast bone border [webmd.com]

Lutembacher Syndrome

A continuous murmur was heard in a 47-year-old woman with Lutembacher syndrome. [ncbi.nlm.nih.gov]

@article{Iga1992ContinuousMI, title={Continuous murmur in Lutembacher syndrome analyzed by Doppler echocardiography.}, author={Kentaro Iga and Go Tomonaga and Kenjiro Hori [semanticscholar.org]

Continuous murmur at intern mammary artery. [old.medandlife.org]

Aneurysm of Sinus of Valsalva

Rupture of the aneurysm usually causes the appearance of a continuous murmur in the left sternal border. [ncbi.nlm.nih.gov]

Clinical examination, after reversion to normal sinus rhythm revealed a precordial continuous murmur. [ncbi.nlm.nih.gov]

However, further examination by the inpatient medical team demonstrated a continuous machinery cardiac murmur. [bmccardiovascdisord.biomedcentral.com]

Ruptured Sinus of Valsalva

The diagnostic work-up for a pre-cordial continuous murmur mostly consists of echocardiography. [ecrjournal.com]

Physical examination revealed signs of florid congestive heart failure and a grade III/VI continuous murmur at the lower-left sternal edge. [invasivecardiology.com]

Later that day, after the procedure, it was noted that the patient had a recurrence of continuous murmur. [ncbi.nlm.nih.gov]

Acyanotic Congenital Heart Disease

[…] machine like continuous murmur at the upper left sternal border -possible diastolic rumble of blood flow across the mitral valve, widened pulse pressure. risk of pulm htn [brainscape.com]

[…] over left paravertebral region and/or continuous murmur below left clavicula and between the shoulder blades ; systolic click in case of bicuspid aortic valve Palpation of [amboss.com]

[…] confined to the left sternal edge A continuous murmur heard over the pulmonary area Mid diastolic flow murmur over tricuspid area if significant shunt Mid diastolic flow [lifeinthefastlane.com]

Congenital Absence of Ductus Arteriosus

A continuous murmur at the upper left sternal border is common. Diagnosis is by echocardiography. [msdmanuals.com]

The continuous murmur is rarely heard. [patient.info]

[…] over left paravertebral region and/or continuous murmur below left clavicula and between the shoulder blades ; systolic click in case of bicuspid aortic valve Palpation of [amboss.com]

Aorto-Right Ventricular Tunnel

Cardiac exami-tion revealed a grade 4/6 continuous murmur that wasximally heard over the right parasternal area in therth intercostal space. [documents.tips]

murmur heard best at the right mid parasternal border • Flat abdomen, soft, nontender, no hepatomegaly, no masses • No clubbing, no edema, equal peripheral pulses • Grossly [structuralheartdisease.org]

• SCE, no retraction, bronchovesicular breath sounds • Dynamic precordium, AB 6th ICS LMCL, no thrill/heave, normal rate, regular rhythm, S1 normal, S2 split, grade 3/6 continuous [structuralheartdisease.org]

Ductus Arteriosus Aneurysm

The murmur of a patent ductus arteriosus is continuous throughout systole and diastole. Often the S2 heart sound is difficult to detect. [healio.com]

The continuous murmur is rarely heard. [patient.info]

Continuous murmur 3 + / 6 +, with multiple clicks in the left infraclavicular region. Liver 3 cm from the right costal margin. [bjcvs.org]

Abnormal Origin of the Pulmonary Artery

The clinical findings of an asymptomatic patient with a continuous murmur at the left lower strenal border, with left ventricular hypertrophy by roentgenography and electrocardiography [pediatrics.aappublications.org]

Rarely, a soft continuous murmur may be detected at the upper left sternal border that is reminiscent of a coronary artery fistula or a small patent ductus arteriosus. [chd-uk.co.uk]

Older patients with abundant intercoronary anastomosis may have continuous murmur at the upper left sternal border. [jfcmonline.com]

Pulmonary Branch Stenosis

Another peculiar finding was a continuous murmur in the back and both axilla. Electrocardiogram and chest X-ray were consistent with right ventricular hypertrophy. [jcecho.org]

blowing systolic or continuous murmurs typically heard over both lung fields and in the back should point to the correct diagnosis. 14. [slideshare.net]

Reduction or absence of the continuous shunt murmur (suspected shunt stenosis or occlusion). Aneurysm formation in the shunt. [cachnet.org]

Congenital Pulmonary Valve Insufficiency

Continuous murmur at intern mammary artery. [ncbi.nlm.nih.gov]

The continuous murmur can be heard epigastric and paraombilical [ 9 ]. Continuous murmur caused by severs arterial stenosis. [ncbi.nlm.nih.gov]

Congenital Aortic Insufficiency

Continuous murmur at intern mammary artery. [ncbi.nlm.nih.gov]

The continuous murmur can be heard epigastric and paraombilical [ 9 ]. Continuous murmur caused by severs arterial stenosis. [ncbi.nlm.nih.gov]

Coronary Arterial Fistula

A continuous murmur is often present and is highly suggestive of a coronary artery fistula. [scienceopen.com]

Aortopulmonary Fistula

A grade 4/6 continuous murmur was best heard in the 2nd left intercostal space. Chest radiography revealed a widened mediastinum with pulmonary plethora. [ncbi.nlm.nih.gov]

Left-to-Right Cardiac Shunt

[…] over left paravertebral region and/or continuous murmur below left clavicula and between the shoulder blades ; systolic click in case of bicuspid aortic valve Palpation of [amboss.com]

murmur, bounding pulse, and symptoms of congestive heart failure surgery, clamp placed on PDA and it causes the PDA to close Coarctation of the aorta can be a _____ or __ [quizlet.com]

Tricuspid Atresia

A systolic ejection murmur of pulmonic stenosis or a continuous murmur of patent ductus arteriosus may be present at the upper left sternal border. [msdmanuals.com]

If the ductus arteriosus is patent, a continuous murmur can be heard, and depending on the degree of pulmonary stenosis, a systolic ejection murmur may also be present. [pedclerk.bsd.uchicago.edu]

[…] of a VSD at the lower left sternal border (see table Heart Murmur Intensity). [merckmanuals.com]

Coarctation of the Aorta

Continuous murmur at intern mammary artery. [ncbi.nlm.nih.gov]

This may present with rib notching on radiographic exams or continuous murmurs from the collaterals. [pedclerk.bsd.uchicago.edu]

Dilated intercostal collateral arteries may cause a continuous murmur in the intercostal spaces. [merckmanuals.com]

Interventricular Septum Aneurysm

Examination revealed a wide pulse pressure and a continuous murmur across the precordium. [heartviews.org]

人工弁逢着人工血管 concentric hypertrophy求心性心肥大 conduction 伝導 conduit導管 congenital heart disease (CHD) 先天性心疾患 congestive heart failure (CHF)うっ血性心不全 constrictive pericarditis 収縮性心膜炎 continuous [tokyo-med.ac.jp]

Branch Pulmonary Artery Stenosis

Another peculiar finding was a continuous murmur in the back and both axilla. Electrocardiogram and chest X-ray were consistent with right ventricular hypertrophy. [jcecho.org]

blowing systolic or continuous murmurs typically heard over both lung fields and in the back should point to the correct diagnosis. 14. [slideshare.net]

Main Pulmonary artery branch or PPAS should be suspected when a continuous murmur is heard or Chest X-ray shows post stenotic dilatation or area of decreased vascularity. [jcecho.org]

Arteriovenous Fistula

Continuous murmur at intern mammary artery. [ncbi.nlm.nih.gov]

When there is an arteriovenous fistula, the pulse in the vein is diminished by direct compression of the supplying artery, resulting in a continuous murmur that may help in [britannica.com]

When a doctor listens to the location with a stethoscope, there is often a bruit, or continuous murmur. [mountsinai.org]

Congenital Pulmonary Veins Atresia or Stenosis

A systolic ejection murmur of pulmonic stenosis or a continuous murmur of patent ductus arteriosus may be present at the upper left sternal border. [merckmanuals.com]

A grade 3/6 systolic murmur usually is audible along the lower left sternal border. A continuous murmur is best heard over the upper chest in the presence of a PDA. [emedicine.medscape.com]

[…] of a VSD at the lower left sternal border (see table Heart Murmur Intensity ). [merckmanuals.com]

Intestinal Pseudo-Obstruction - Patent Ductus Arteriosus - Natal Teeth

A continuous murmur at the upper left sternal border is common. Diagnosis is by echocardiography. [msdmanuals.com]

Occasionally, an older child is referred with the late discovery of a typical ductus arteriosus murmur (eg, machinery or continuous murmur). [emedicine.medscape.com]

" (also described as "rolling-thunder" and "to-and-fro") heart murmur (usually from aorta to pulmonary artery, with higher flow during systole and lower flow during diastole [en.wikipedia.org]

Familial Anomalous Origin of Right Pulmonary Artery

Rarely, a soft continuous murmur may be detected at the upper left sternal border that is reminiscent of a coronary artery fistula or a small patent ductus arteriosus. [chd-uk.co.uk]

[…] heart murmur at the left upper sternal border was incidentally discovered. [e-coretvasa.cz]

Subvalvular Aortic Stenosis

[…] with aortic regurgitation, can also cause a continuous murmur. [akc.org]

Though surgical resection is the only treatment available, debate on the surgical technique and appropriate timing of surgery continues. [ncbi.nlm.nih.gov]

Causes of Continuous Murmurs in Dogs Continuous murmurs are most commonly caused by PDA, but aortic regurgitation caused by a ventricular septal defect, and aortic stenosis [akc.org]

Pericardial Anomaly

A loud continuous murmur accentuating in diastole, heard along the left sternal border lower down than that of PDA, and associated with a thrill. [cardiologyforyou.blogspot.com]

PDA, continuous, thus systolic and diastolic Ends are tired off and cut between them if caught early What would happen if a reversed PDA was tied off? [quizlet.com]

Continuous murmur may be heard in unusual locations. Investigations: Chest x-ray: May show cardiomegaly & pulmonary plethora. ECG: RVH may be found. [cardiologyforyou.blogspot.com]