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Related Concept Videos

Imaging Studies for Cardiovascular System I:Echocardiography01:17

Imaging Studies for Cardiovascular System I:Echocardiography

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Cardiac imaging studies encompass a wide range of noninvasive and minimally invasive techniques designed to visualize the heart's structure and function in detail. One such technique is echocardiography, which uses high-frequency ultrasound waves to produce detailed images of the heart, known as echocardiograms.
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Imaging Studies for Cardiovascular System II:Types of Echocardiography01:20

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Echocardiography plays a role in assessing cardiac health and detecting heart conditions, with various types providing critical insights for diagnosis and treatment.
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Transthoracic Echocardiography (TTE)
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Rheumatic Heart Disease II: Clinical Manifestations and Diagnostic Studies01:22

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The key clinical manifestations of Rheumatic heart disease (RHD) include several distinct cardiac symptoms.Carditis, a hallmark of acute rheumatic fever, involves inflammation of the heart's endocardium, myocardium, and pericardium. Chronic RHD often results from recurrent episodes of carditis. Its symptoms include the following:Murmurs are caused by valvular damage, especially to the mitral and aortic valves. Mitral stenosis or regurgitation is common, with characteristic heart murmurs...
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Cardiomyopathy III: Hypertrophic Cardiomyopathy01:29

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Hypertrophic cardiomyopathy, or HCM, is an autosomal dominant genetic disorder characterized by asymmetric left ventricular hypertrophy without ventricular dilation. It is more common in men and is typically diagnosed in young, athletic adults.EtiologyHCM is primarily genetic and is caused by mutations in genes encoding sarcomeric proteins. Researchers have identified over 1400 mutations across at least 11 different genes. Among these, the most frequently occurring mutations are found in the...
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Cardiomyopathy II: Dilated Cardiomyopathy01:30

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Dilated cardiomyopathy, or DCM, is a progressive myocardial disorder characterized by ventricular chamber dilation and contractile dysfunction.EtiologyVarious factors can cause DCM, including hypertension and heavy alcohol intake, which contribute to the weakening and enlargement of the heart muscle. Viral infections, such as Coxsackievirus B, adenoviruses, and influenza, can lead to DCM by causing inflammation and damage to heart tissue. Certain chemotherapeutic agents, including daunorubicin,...
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Endocarditis can present various clinical features depending on the causative organism and the patient's underlying health conditions. Initially, the clinical features of infective endocarditis develop gradually, presenting with nonspecific symptoms that can be easily mistaken for other illnesses.General SymptomsEarly symptoms of infective endocarditis are fever, chills, weakness, malaise, fatigue, and weight loss. These symptoms reflect the systemic nature of the infection and the body's...
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Transient Transduction of the Strobilated Forms of Echinococcus granulosus
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Case 274: Cardiac Echinococcus.

Chauncy B Handran1, Lynne M Hurwitz Koweek1, Joseph G Mammarappallil1

  • 1From the Department of Radiology, Duke University Hospital, 2300 Erwin Rd, DUMC Box 3808, Durham, NC 27710.

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|January 22, 2020
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Summary
This summary is machine-generated.

A 47-year-old man experienced syncope. Diagnostic tests, including CT angiography and cardiac MRI, were performed to investigate the cause of his fainting episode.

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Area of Science:

  • Cardiology
  • Diagnostic Imaging

Background:

  • A 47-year-old Sudanese man with no significant medical history presented with syncope.
  • He denied associated symptoms like chest pain or dyspnea.

Observation:

  • Physical examination and routine labs were normal.
  • Electrocardiography showed nonspecific T-wave inversions.
  • Cardiac biomarkers were negative.

Findings:

  • Contrast-enhanced CT angiography for pulmonary embolism protocol was performed.
  • Cardiac MRI was conducted for further evaluation.

Implications:

  • Further investigation was necessary to determine the etiology of syncope in this patient.
  • Advanced imaging modalities were employed to rule out serious cardiac or pulmonary conditions.