Basic physics of ultrasonography

Amy J. Thorsen, Gaio E. Lakin

Research output: Contribution to journalArticlepeer-review

3 Scopus citations


Ultrasonography is a mode of imaging tissues by the reflected energy from a mechanical stimulus. This article describes the evolution of ultrasound as a discipline of medical radiology, and details the basic physics that are required to obtain and interpret accurate images.

Original languageEnglish (US)
Pages (from-to)186-190
Number of pages5
JournalSeminars in Colon and Rectal Surgery
Issue number4
StatePublished - Dec 2010


  • Endorectal ultrasound
  • History of ultrasound
  • Hyperechoic
  • Hypoechoic
  • Time-gain compensation
  • Ultrasound artifacts


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