Category Archives: Cardiac CT scan

Multi slice CT for coronary artery imaging

Posted on May 16, 2010 by Prof. Dr. Johnson Francis MD, DM, FACC, FRCP Edin | Permalink 0

Multi slice CT (MSCT) scanners are becoming popular as a non-invasive imaging modality for screening coronary artery disease. The era of MSCT started with 4 slice scanners and [..]

Cardiac CT scan

Cardiac CT images of coronary arteries

Posted on March 12, 2010 by Prof. Dr. Johnson Francis MD, DM, FACC, FRCP Edin | Permalink 0

Cardiac CT scan image of LAD and RCA Cardiac CT scan image of left anterior descending coronary artery (LAD) and right coronary artery (RCA). Ao: aorta. Though the [..]

Cardiac CT scan

Aneurysm of proximal descending thoracic aorta on X-ray chest PA view and CT scan

Posted on September 1, 2009 by Prof. Dr. Johnson Francis MD, DM, FACC, FRCP Edin | Permalink 0

Click on the image for a larger view The saccular aortic aneurysm of the proximal descending thoracic aorta is visible within the cardiac silhouette just below the aortic [..]

Cardiac CT scan

Dilated aorta on contrast enhanced CT scan

Posted on June 28, 2009 by Prof. Dr. Johnson Francis MD, DM, FACC, FRCP Edin | Permalink 0

Dilated ascending aorta seen on contrast enhanced CT scan of thorax in coronal section. Aortic sinuses of Valsalva are also seen. Right brachiocephalic artery arising from the aortic [..]

Cardiac CT scan

Cardiology question answer session 26

Posted on January 19, 2009 by Prof. Dr. Johnson Francis MD, DM, FACC, FRCP Edin | Permalink 0

Electron beam CT vs Multi slice CT Electron beam computerised tomography (EBCT) and multi detector computerised tomography (MDCT) are the two modalities of CT scans used for evaluating [..]

Cardiac CT scan, General

Scout scan of an implanted pacemaker and lead

Posted on November 12, 2008 by Prof. Dr. Johnson Francis MD, DM, FACC, FRCP Edin | Permalink 0

The initial image obtained during CT scanning is usually called a scout image, pilot or topogram. Sometimes it is also called a scanograph. The scout image is used [..]

Cardiac CT scan

64-Slice computed tomography angiography has a high sensitivity and negative predictive value

Posted on October 21, 2008 by Prof. Dr. Johnson Francis MD, DM, FACC, FRCP Edin | Permalink 0

64-Slice computed tomography angiography as diagnostic tool in coronary artery disease has been evaluated in a meta analysis by Mowatt et al (Heart 2008;94:1386-1393). Of the 40 studies [..]

Cardiac CT scan

Cardiology X-ray Quiz 8

Posted on October 9, 2008 by Prof. Dr. Johnson Francis MD, DM, FACC, FRCP Edin | Permalink 0

What are the findings and diagnosic possibilities? Rounded shadow in the left upper zone is due to an aortic arch aneurysm. Another possiblity is an aneurysm of the [..]

Cardiac CT scan