Basic Rules of Reading CT Examinations
Basic Rules of Reading CT Examinations Anatomic Orientation An image on the display is not only a 2D representation of anatomy, it contains information about the mean attenuation of tissue…
Administration of Contrast Agents
Administration of Contrast Agents Contrast-Enhanced CT-Scans and Contrast Media To achieve high-image quality for diagnostic approaches, radiologists perform most CT-examinations as contrast-enhanced scans. Only a minority of CT-exams (e.g., stone…
Cranial CT
Cranial CT Many cranial CT (CCT) examinations can be performed without injection of contrast medium: For instance, the differential diagnosis (DD) of cerebral bleeding versus infarction in patient with sudden…
Preparing the Patient
Preparing the Patient Medical History Following a period of fasting (the day of the examination), and prior to any CT examination, a thorough medical history needs to be obtained which…
Pulmonary, Mediastinal, Vascular, and Chest Wall MRI
▪ Introduction and Background: Considerations for Using MRI Magnetic resonance imaging (MRI) is an important tool in imaging the mediastinum, chest wall, and chest vasculature, with a continuously expanding role….
Imaging Anatomy of the Heart and Thoracic Great Vessels
▪ Introduction Various imaging techniques are used in the assessment of the normal anatomy and pathology of the heart and great vessels. Chest radiography is the most commonly used modality…
Pulmonary CT: The Scanner, the Protocol, and the Dose
Introduction CT has become an indispensable part of diagnostic imaging in recent times. With the help of the money that the Beatles’ records made for Electrical and Music Industries (EMI),…
Cardiovascular CT
Introduction CT imaging of the heart plays an important role in anatomic and sometimes functional evaluation of the heart and coronary arteries. Coronary artery cardiac CT angiography (CTA) has substantially…
Radiographic Techniques
■ Conventional Chest X-Ray The chest radiograph is the most common radiographic procedure performed in the imaging department and is the initial imaging modality in a patient presenting with thoracic…
Step-by-Step Analysis of Cardiac Chambers in CT
■ Introduction Heart disease is a leading cause of morbidity and mortality worldwide. Noninvasive imaging plays a role in the diagnosis, monitoring, and treatment of heart disease. Hence, radiologists can…
