https://www.selleckchem.com/pr....oducts/azd5153-6-hyd
8% (1,018 of 6,455; P= .16. MRI use increased from 0.1% (6 of 5,198) to 2.2% (143 of 6,455; P .001). During the study period, the negative appendectomy rate slightly decreased, from 3.74% (4,742 of 126,778 in 2004-2011) to 3.14% (4,258 of 135,561 in 2012-2018; P .001). There has been a shift in imaging of children with appendicitis over 15 years in the United States, because the use of CT has decreased and ultrasound use has increased. This shift has likely added value to the health care system wit