Beyond auscultation: acoustic cardiography in clinical practice.

  title={Beyond auscultation: acoustic cardiography in clinical practice.},
  author={Yong-Na Wen and Alex Pui-wai Lee and Fang Fang and Chun-na Jin and Cheuk-Man Yu},
  journal={International journal of cardiology},
  volume={172 3},
Cardiac auscultation by stethoscope is widely used but limited by low sensitivity and accuracy. Phonocardiogram was developed in an attempt to provide quantitative and qualitative information of heart sounds and murmurs by transforming acoustic signal into visual wavelet. Although phonocardiogram provides objective heart sound information and holds diagnostic potentials of different heart problems, its examination procedure is time-consuming and it requires specially trained technicians to… CONTINUE READING