In digital radiography the sensors shape a plate, but in the EOS system, which is a slot-scanning system, a linear sensor vertically scans the patient. Plain radiography was the only imaging modality available during the first 50 years of radiology.
4) Pregnancy. Pregnancy is another of the common causes of swollen feet and ankles. There are three reasons for this: a) the excess weight gained puts more pressure on the legs and feet. b) the expanding uterus can place pressure on the blood vessels for the legs and. c) pregnancy hormones cause the body to retain fluids.
What causes swollen feet and legs? Your feet and legs swell when fluid builds up in the space between the cells of your body. There are many reasons this can happen, some quite serious and many minor or transient. You should consult your doctor to determine the cause of your swelling, which you may hear referred to as edema. Among the possible causes for swollen feet & legs: