Basic Principles Outline

  • Physical Principles of Ultrasound
    • Sound Waves
      • Rarefaction
      • Compression
      • Wavelength
      • Propagation Velocity
      • Amplitude
      • Frequency
    • Relationship between Wavelength, Frequency and Propagation
    • Penetration
      • Attenuation
      • Relationship to Wavelength
    • Resolution and Penetration Relationship
      • High Resolution/Shallow Penetration
      • Mixed
      • Low Resolution/Deep Penetration
    • Amplitude
    • Duplex Scan
  • Interaction of Ultrasound Waves with Tissue
    • Tissue Interactions
    • Reflection
      • Angle of Incidence
      • Acoustic Impedance Mismatch
      • Tissue Boundary Width
      • Tissue boundary Angle
    • Scattering
      • Hematocrit
    • Refraction
    • Attenuation
  • Imaging Modalities
    • Transducers
    • Modes
      • M Mode
      • 2D Mode
      • Doppler
        • Pulse Wave Doppler
        • Continuous Wave Doppler
        • Color Flow Doppler
          • Maps