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Comprehensive Endovascular and Open Surgical Management of Cerebral Arteriovenous Malformations
Published on: October 20, 2017
Coronary arteriovenous malformation, as imaged with cardiac computed tomography angiography: A case series
Tigran Khachatryan1, Sudha Karnwal, Yasmin S Hamirani
1Los Angeles Biomedical Research Institute at Harbor - UCLA Medical Center, Torrance, Ca, USA.
Insights
Coronary Arteriovenous Malformations (AVM) are rare congenital heart conditions. Cardiac computed tomography (CCT) effectively diagnoses these malformations non-invasively, aiding treatment planning.
Area of Science:
- Cardiovascular Medicine
- Radiology
- Congenital Heart Disease
Background:
- Coronary Arteriovenous Malformations (AVM) are rare congenital anomalies.
- AVM severity dictates clinical presentation and potential cardiovascular events.
- Myocardial ischemia can occur due to significant arterial shunting.
Purpose of the Study:
- To highlight the diagnostic utility of Cardiac Computed Tomography (CCT) for Coronary Arteriovenous Malformations.
- To present cases of patients with Coronary Arteriovenous Malformations.
Main Methods:
- Retrospective review of 4 patients with Coronary Arteriovenous Malformations.
- Non-invasive diagnostic confirmation using multi-row detector cardiac computed tomography (MDCT).
Main Results:
- MDCT successfully diagnosed Coronary Arteriovenous Malformations in all 4 patients.
- The study demonstrated CCT's capability in visualizing malformation anatomy.
Conclusions:
- Coronary Arteriovenous Malformation diagnosis and severity assessment are crucial.
- CCT angiography is a valuable non-invasive tool for diagnosing AVM and guiding management.
- Accurate anatomic detail from CCT aids surgical planning and medical management.
Introduction:
Coronary Arteriovenous Malformations (AVM) can lead to various cardiovascular events. The severity of clinical manifestation depends on the degree of the malformation. The significance of major arterial shunt is that they can deprive the myocardium of the necessary amount of blood, leading to myocardial ischemia, and potentially tachycardia, left ventricular dilatation and heart failure secondary to increased stroke volume and cardiac output. Cardiac computed tomography (CCT) has proven to be a good non-invasive diagnostic tool in the detection of coronary Arteriovenous Malformations.
Case Presentation:
We include 4 patients, who presented with various symptoms in relation to the coronary Arteriovenous Malformations. Diagnostic confirmation was made non-invasively using multi-row detector cardiac computed tomography (MDCT).
Conclusion:
Coronary Arteriovenous Malformation is a rare congenital disease which can produce symptoms of varying severity depending on the size of the malformation. CCT angiography can help in non-invasively diagnosing the malformation along with revealing the anatomic details, which can be used for surgical planning, or for better medical management of the patients.
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