Hydronephrosis Normal Vs Abnormal Kidney Ultrasound. Classification is based on the ectopic kidney s anatomic position. In this context it is important to note that obstructive nephropathy may be missed due to false negative findings in the setting of acute or partial obstruction volume depletion and retroperitoneal fibrosis.
Classification is based on the ectopic kidney s anatomic position. This is called crossed ectopia. Ultrasound images as well as illustrations demonstrating these grades of hydronephrosis are shown in figure 1.
It can be caused by obstruction of the ureters or bladder outlet.
Classification is based on the ectopic kidney s anatomic position. Blood work and us do not show bone trauma abnormal spinal anatomy. Also the result of abnormal or interrupted ascent during embryology. They are retroperito neal organs lying on either side of the vertebral column traditionally the left kidney lying at a higher level than the right and being shaped as the name implies fig.