Images-on-Call systems not only have a great impact on the efficiency, quality and timeliness of patient care, but also a positive economic impact on diagnostic imaging providers as well. With the addition of Images-on-Call Clinician Internet Image Servers, hospitals and imaging centers realize substantial savings from the drastic reduction and in some cases, elimination of duplicate film and courier costs. Large practice groups can realize the economies of disbursing the expense of radiologists and specialists across a wider economic base.