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…
