 the only imaging study available to us has been x-ray and the use of ultrasound has opened up many many more possibilities we can now look for things like gallstones kidney stones blood clots in the legs we've even been able to diagnose a retinal detachment in the eye at the newark urgent care we do what we call poc testing which stands for point of care testing which is a much more focused exam we looked at one specific organ to try to answer one specific medical question the