Normal kidney
Long-axis view of kidney
Normal appearance of kidney.
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Assessing hydronephrosis:
Mild - dilatation of renal pelvis and calyces, normal cortical thickness.
Moderate - blunting/rounding of calyces with obliteration of papillae
Severe - calyceal ballooning and cortical thinning.
Hydronephrosis
Severe left kidney hydronephrosis and hydroureter
Renal stones
Renal cyst