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.
Swollen ankles and feet. Swollen ankles and swollen feet are common and are often caused by fluid retention, or oedema. The cause of the swelling can range from an injury to medical conditions. Seek medical advice if you are concerned about swollen feet or ankles.
Swollen legs feet and ankles are caused by water retention.... Swollen legs feet and ankles are caused by water retention. When your circulation has problems working against the effects of gravity, your blood collects in the lower part of your body. The extra pressure on your blood vessels makes them leak fluid into the tissues of your legs feet and ankles.