Calculi, cysts, neoplasms, kidney diseases and problems of the adrenal glands cause abnormal changes in blood flow in these organs. The kidney and adrenal ecocolor Doppler is a diagnostic test of maximum reliability and precision. The ultrasound probe and sophisticated software connected to it, subdivides and displays the venous (blue) and arterial (red) blood flow by color. ), thus allowing the specialist doctor to identify the problem.