PowerPoint Presentation

The Art of Radiology

aortic pseudocoarctation , reverse figure 3 sign , no notching

aortic regurge

aortic stenoses

atrial septal defect , prominent vascularity , large right side heart

kawasaki, coronary aneurysm

mitral regurge

mitral stenoses

MR,AS,TR-multi-valve

partial anomalous venous return

Patent ductus arteriosus

PDA coils

scimitar

scimitar and ASD

scimitar hypoplastic lung syndrome

TAPVR-snowman

VSD may cause early congestive heart failure , this is rare with PDA

prominent vascularity egg on a side , transposition of great vessles

mitral regurge

mitral stenoses

Mitral Stenosis

MR,AS,TR-multi-valve

normal base maker

PULMONARY HYPERTENSION EISENMENGER PHYSIOLOGY

pulmonary stenoses

PULMONARY STENT

pulmonary hypertension ASD

Pulmonary hypertension

Pulmonary sling PA, aberrant left pulmnary artery , anterior indentation

R Arch Mirror PA

rheumatoid nodules

TAPVR-snowman

Tetralogy of Fallot

VSD may cause early congestive heart failure , this is rare with PDA

VSD

obliteration of retrosternal space , anterior mediastinal mass

patent ductus arteriosus

PDA coils

pericardial cyst

PERICARDIAL EFFUSION

Pericardial effusion

Pericardial-Effusion

aortic pseudocoarctation , reverse figure 3 sign , no notching

aortic regurge

aortic stenoses

atrial septal defect , prominent vascularity , large right side heart

right aortic arch

abscent pericardium

CORTRITRUM , intra atrial septum

dextrocardia heart only

dextrocradia , situs inversus heart and stomach, kartagner syndrome

diminished pulmonary vascularity,fallot

Ebstein

Coarctation stent

aortic pseudocoarctation,no rib notching

congenital abscent pericardium

hypogenetic lung syndrome scimitar

increased vascularity , cardiomegally , cyanosis , hypoplastic left ventricle

left lesion none mediastinal , acute borders , right lesion is mediastinal obtuse borders and anterior because of loss of cardia silhuotte sign

abscent pericardium

acute myocardial infarct hyper T2

arrythmogenic right ventricular dysplasia

atrail thrombus , no enhancement

atrial myxoma attached to the atrial septum

atrial myxoma, T1 hyper and enhance

cardiac angiosarcoma

cardiac metastasis

cardiac rhabdomyoma

carney syndrome , heart myxoma , pigmentation , adrenal tumors

hypertrophic cardiomyopathy,enhancing septa

kawasaki, coronary aneurysm

myocardial false aneurysm

Myocardial infarct

myocardial infarct late enhancement

myocardial true aneurysm , narrow neck , apex , pulge in systole

pericardial mesothelioma

rahabdomyoma

Right sided aortic arch

Right sided aortic arch

Aneurysm rupture

Aortic Anomalies

aortic stenosis

Aortic dissect with arrow

ASD

Calcification of the Mitral Annulus

Caseous Calcification of the Mitral Annulus

coarctation of aorta

coarctation of the aorta

Congenital defect in pericardium

constrictive pericarditis

Constrictive pericarditis

dissecting aortic aneurysm

ebsteins

lerich syndrome

left atrial calcification mitral stenosis

LEFT EXTERNAL ILIAC VEIN THROMBOSIS ..

LEFT EXTERNAL ILIAC VEIN THROMBOSIS

Left Superior Intercostal Vein

left ventricular aneurysm

Left Ventricular Assist Device

Lipomatous Hypertrophy of the Interatrial Septum

Mirror-Image Right Aortic Arch

Mitral Stenosis

Penetrating Aortic Ulcer

perforated peace maker lead

Pseudocoarctation of aorta

PUL EDEMA

PUL EDEMA

PULM HYPERTENSION

PULM HYPERTENSION

pulmonary art hypertension

pulmonary art hypertension

Pulmonary artery pseudoaneurysm

pulmonary edema

Pulmonary edema

Pulmonary sling

Pulmonic Stenosis

right aortic arch

rt. aortic arch

rupture aortic aneurysm

RUPTURED ABDOMINAL AORTIC ANEURYSM

Sinus of Valsalva aneurysm

SUBTLE TYPE A AORTIC DISSECTION

Total Anomalous Pulmonary Venous Return

Twiddler's Syndrome

TYPE A AORTIC DISSECTION

Ventricular Aneurysms

atherosclerotic arch aneurysm , note the sclerotic rim

COARCTATION

normal superior pericardial recess

Patent ductus arteriosus

penumomediastinum

pericardial cyst

Persistent SVC

PULMONARY AVM ossler weber rendaw

pulmonary hydatid cyst wall less than 15 mm , onion skin

PULMONARY SLING , ABARRENT LEFT PULMONARY ARTERY

PULMONARY SLING , ABBARENT LEFT PULMONARY

R Ao Arch-Aberrant LSCA

R Arch -mirror mage

Anatomy

CTA Limitations

Normal Anatomy

The Right coronary artery

The Left coronary artery

The Left Anterior Descending artery

The Left Circumflex artery

Three dimensional reconstruction of the heart (A). Curved multiplanar reconstructions of the RCA (B), LAD (C) and LCx arteries (D) revealed the absence of atherosclerotic abnormalities (LAD: left

A- the RCA is a dominant patent artery of normal caliber. B- The circumflex artery is patent of normal caliber (Quoted from department of radiology, Nasser institute, 2010).

a

Pathology of diseases of coronary arteries

Pathogenesis

Pathogenesis

Technique of Multi-Slice CT in CT angiography of coronary arteries

Technique of MSCT coronary angiography

Scan Protocol

Scan Protocol

Scan Protocol

Scan Protocol

Scan Protocol

64 Slice Technology

Image Display

Shaded surface display

Maximum Intensity Projection

Multi Planar Reformation

Multi Planar Reformation

3D Volume Rendering Technique

3D Volume Rendering Technique

Virtual Endoscopy

Virtual Endoscopy

Manifestation of coronary artery diseases in Multi-Slice CT Coronary angiography

Atherosclerosis

Atherosclerosis

Classifications of Atherosclerotic Lesions

Vulnerable Plaque

Methods - Definition of Plaque by MDCT

Calcium or Agatston Score

Predictive Value of Coronary Calcium for cardiac events

Prognostic Value of Calcium Scoring

The Calcium Scale

Glagov Phenomenon

Coronary Calcium Quantification

CT Angiogram Interpretation

Detection of Coronary Plaques

Limitation of CT Plaque Imaging

Coronary artery calcification-What do we know?

Coronary Calcification

Coronary Calcification

Coronary Artery Stenosis

Schematic illustrations of coronary artery stenosis. AD, Illustrations show progressive narrowing of lumen (L) resulting in mild (A), moderate (B), severe (C), and complete (D) stenosis. (Quoted from Sundaram et al., 2009).

Coronary Artery Stenosis

LAD stenosis

Postoperative evaluation of Coronary Artery

Postoperative evaluation of Coronary Artery

Postoperative evaluation of Coronary Artery

Evaluation of the patency of coronary vessels after intervention

Postoperative evaluation of Coronary Artery

A patient being evaluated after intra coronary stent placement. CT coronary angiography and catheter angiogram reveal patency of the stent.

Single heart beat 320- row CTA of a patent stent

Anomalous Coronary Arteries

Why Is It So Dangerous?

Anomalous Coronary Anatomy

Anomalous Circumflex Artery

Anomalous Right Coronary

Anomalous Left Coronary

Myocardial Bridging