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Purpose To prospectively assess ureteric obstructive uropathy using three-dimensional ultrasound (3D US) methods when the etiology of ureteral obstruction was proved difficult to evaluate with two-dimensional ultrasound (2D US) and plain radiography. Methods The study had the local Ethics Committee approval. All patients gave informed consent. 318 patients: 219 men and 99 women (including 16 pregnant...
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