Figure 2.
A 76-year-old female with a 5-year history of HTN. Her heart rate was 58 beats/minute. The rest period of cardiac motion was 220 msec. Her body weight was 51.2 kg, and her BMI was 22.5. Her breathing frequency was 18 breaths/minute. The excursion of the diaphragm was 16 mm.
a. For the LM, the initial location of the NAV was 127 mm. The green box is the acceptance window of the NAV (± 2.5 mm) and the red box is the search window for the diaphragm (± 32 mm). *
b. The location of the NAV was 127 mm at the end of the scan. The drift of the NAV was 0 mm during the scan. The scan efficiency was 49%.
c. The image quality of the LM was ranked as 3.
