Tissue Harmonic Imaging Technical Aspects Fundamental frequency is the original frequency of the acoustic beam emitted from the transducer. Harmonic wave generation is an acoustic phenomenon. Harmonic waves are integer…
Elastography Principle Physicians have long used the technique of palpation in the clinical setting. The underlying principle of palpation lies in the ability to feel stiffer tissue in the background…
Technical Aspects Contrast agents enhance the visualization of vascular structures as well as pathologic tissues, which appear more prominent against the background of normal tissue. Development of novel contrast agents…
Fluoroscopy is a type of imaging technique in which real-time movements of body organs and radiopaque contrast material are visualized. During a fluoroscopic examination, the operator or radiologist controls the…
Technical Aspects A plain abdominal radiograph must be read with a complete knowledge of the clinical situation. The patient’s history and results of the physical examination and laboratory studies are…
