- Using the reflections of high-frequency sound waves to construct an image of a body organ (a sonogram); commonly used to observe foetal growth or study bodily organs
- sonography, ultrasonography, ultrasound
Derived forms: echographies
The visualization of deep structures of the body by recording the reflections of echoes of pulses of ultrasonic waves directed into the tissues. Use of ultrasound for imaging or diagnostic purposes employs frequencies ranging from 1.6 to 10 megahertz. n
- echography demonstrated rupture of the calycealfornix with perirenal homogenous fluid accumulation
- The whole acquisition system was designed and implemented to be echography-model-independent.
- In his study, Tychsen and his group evaluated trochleitis patients with echography and CT scan to demonstrate swelling and inflammation.
- The linear acoustic properties of such objects are close to that of the medium which make them invisible with traditional echography techniques.
- He acquired the most modern technology available, did innovative research, encouraged young and promising doctors that he hired to do likewise, and introduced new techniques like echography.