Patient and Ultrasound Machine Positioning, Probe Selection and Orientation, Proper Ultrasound Care Aarti Sarwal 1. A 45-year-old man is undergoing fluid resuscitation and vasopressor administration for suspected septic shock. He…
Physics of Ultrasound Bioeffects William P. Mulvoy III 1. A higher mechanical index (MI) increases the likelihood that cavitation will occur. A higher MI is most likely to occur in…
Longitudinal, Lateral, and Temporal Resolution Michael J. Lanspa 1. Which of the following changes will improve the axial (longitudinal) resolution of an ultrasound image? A. Decrease the image sector depth…
Ultrasound Modes Christopher R. Tainter Michael Self Cameron Smyres 1. Which of the following ultrasound modes is used to create Figure 5.1? Figure 5.1 A. B-mode B. Color Doppler C….
Ultrasound Propagation Through Tissue Molly Flannagan 1. Which of the following is the most significant cause of ultrasound attenuation in diagnostic ultrasonography? A. Thermal absorption B. Specular reflection C. Scattering…
Ultrasound Transducer and System Christopher R. Tainter Cameron Smyres Michael Self Raghu Seethala 1. A 37-year-old woman who is 34 weeks pregnant presents with acute shortness of breath. In order…
Pulsed-Wave vs. Continuous-Wave Doppler Chakradhar Venkata Jan Kasal 1. A 25-year-old woman is admitted in septic shock from a suspected urinary source. After a 30 mL/kg intravenous (IV) fluid bolus,…
Basic Ultrasound Wave Properties Michael J. Lanspa 1. Which of the following will increase the speed of sound transmitting through a medium? A. Increasing the frequency of the sound B….
Complex Lesions Jeannette Lin Prashanth Venkatesh Weiyi Tan INTRODUCTION Congenital heart defects and surgical palliations included in this chapter are considered “complex” congenital heart defects1 and include D-transposition of the…
Noncardiac Surgery in Those with Adult Congenital Heart Disease Dana Irrer Joseph D. Kay INTRODUCTION Advances in surgical and medical treatments for children with congenital heart disease (CHD) have led…
