Man 32yo with acute pain at right renal fossa.
Emergency ultrasound:
US 1 = right kidney hydronephrosis, no left kidney.
US 2 = crossed section of right kidney.
US 3 = right ureter dilated and stone of 1.5 cm in diameter.
US 4 = color Doppler twinkling artifact with stone.
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US 5 = in urinary bladder , urine jet only on right site.
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US 6 = cystic mass at the left wall of urinary bladder.
MSCT with CE=
CT1: fron tal view, right kidney hydronephrosis no left kidney.
CT 2: sagital view the stone in right ureter.
CT 3: 3D view.
CT 4: vascular malformation of agenesis of left kidney.
