Showing posts with label Cardiac. Show all posts
Showing posts with label Cardiac. Show all posts
January 9, 2011

Appropriate Use Criteria for Cardiac CT (2010)

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On its update published in the Journal of the American College of Cardiology, the appropriate indications for cardiac CT are greatly expand...
August 15, 2010

Pulmonic Valvular Stenosis

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Chest radiograph reveals dilatation of the main pulmonary artery with relatively normal-sized right and left pulmonary arteries. The aorta i...
July 15, 2010

Anatomic Position of Heart Valves

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PA and lateral chest radiographs demonstrate anatomic position of three heart valves, A = aortic, M = mitral and T = tricuspid, in a patient...
June 15, 2010

Left Atrial Enlargement

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A frontal chest radiograph shows double density to the right of the spine (short arrows) and convex border of the left atrial appendage (lon...
March 15, 2010

Kartagener Syndrome

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Figure 1: Frontal chest radiograph demonstrates dextrocardia (cardiac apex pointing to the right with right aortic arch - arrowheads), biba...
February 24, 2010

Pericardial Effusion - Oreo Cookie Sign

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Figure 1: Lateral chest radiograph shows separation of the retrosternal (dark line parallel to the sternum anterior to the yellow star) and ...
January 15, 2010

Ectopic Origin of Right Coronary Artery

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Axial CT image shows an ectopic origin of the right coronary artery (arrow) arising from the left cusp and passes between the ascending aort...
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September 15, 2009

Bicuspid Aortic Valve

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Fig. 1: Chest radiograph of a 44-year-old man shows prominence of the right cardiac contour, probably due to enlarged ascending aorta and ao...
August 15, 2009

Mitral Annulus Calcification

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PA and lateral chest radiographs of an 80-year-old woman show an inverted "C"-shaped calcification over the heart in a characteris...
July 15, 2009

Lipomatous Hypertrophy of Interatrial Septum

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Figure: Axial chest CT image (non cardiac-gating) shows a fatty mass (arrows) in the interatrial septum with a "dumbbell shape" sp...
February 16, 2009

Subendocardial Fat in Myocardial Infarction

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Fig: Axial contrast-enhanced CT image shows a curvilinear low attenuation in the subendocardial portion of the left anterior descending (LA...
October 16, 2008

Pericardial Effusion on Lateral Chest Radiograph

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Fig. 1. Lateral chest radiograph shows small bilateral pleural effusions. Enlarged cardiac silhouette with abnormal bands of density noted a...
August 11, 2008

Three 'Reasonable and Appropriate' Indications for Coronary CTA for Detection of CAD

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กล่าวตามบรรยายของ Dr. Mamuya ซึ่งเป็น MGH cardiologist รับเชิญมาพูดเกี่ยวกับ Clinical Role of Cardiac CTA ที่เพิ่งผ่านมาเร็วๆ นี้ Indicatio...
July 27, 2008

Clinical Role of Cardiac CTA (2008)

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จากบรรยายของ Dr. Mamuya ได้สรุปไว้เป็นหัวข้อสั้นๆ ถึงบทบาทของ Cardiac CTA ในขณะนี้ที่ถือว่า ได้เดินทางมาพอควร แต่ยังไม่ไกลมากเนื่องจากมีข้อจ...
July 6, 2008

ASD with PAPVR

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รูป 1 - Chest x-ray ของผู้ป่วยหญิงอายุ 20 ปี แสดงให้เห็นลักษณะของ increased pulmonary vasculature (shunt vascularity) ซึ่งพบได้ใน ASD, VSD,...
May 20, 2008

Left Ventricular Mass in Patient with Old Myocardial Infarction

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ภาพ 1 - axial CT with IV contrast แสดงให้เห็น thinning of the apical and septal wall และ fat density ใน subendocardium บริเวณเดียวกัน (ลูกศ...