But add in the cost of recruiting, training and more, and the dollars start growing. (Save time and money by following these tips to a smooth career transition.
Most ultrasound exams require no preparation, with a few exceptions: 1  For some ultrasound exams, such as of the gallbladder, your doctor may ask that you not eat or drink for up to 6 hours before the exam.
In the first trimester of pregnancy (weeks one to 12), ultrasounds may be done to: 1  confirm pregnancy. 2  check the fetal heartbeat. 3  determine the gestational age of the baby and estimate a due date.n ultrasound can be used for a variety of reasons during pregnancy, depending on the stage in which it is done. Your doctor may order more ultrasounds if he or she detected a problem in a previous ultrasound or blood test.