or the scanning must be done in the field. OB/GYN doctors were the first to start using portable ultrasound systems as these could be brought bedside or were affordable enough to be purchased by a private practice. Currently portable ultrasound machines are used in Cardiac, Vascular, Radiology, Endocrinology, Pediatric, Gastroenterology and OB/GYN applications. In addition, EMS personnel from several countries including Germany, Italy, France, and the United States have used portable ultrasound evaluations in the field. References Medical ultrasonography