Rubén Darío Ortíz

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PURPOSE The aim of this study is to analyze results of retrograde endopyelotomy with cutting balloon for treatment of ureteropelvic junction obstruction (UPJO) in infants. METHODS We routinely treat patients with UPJO under 18 months of age with retrograde high-pressure balloon dilatation of the pelviureteric junction (PUJ). During the procedure, in these(More)
AIM To assess if calibration of the ureteropelvic junction (UPJ) using a high-pressure balloon inflated at the UPJ level in patients with suspected crossing vessels (CV) could differentiate between intrinsic and extrinsic stenosis prior to laparoscopic vascular hitch (VH). MATERIALS AND METHODS We reviewed patients with UPJO diagnosed at childhood or(More)
Introduction Treatment of recurrent severe gastrointestinal bleeding due to arteriovenous malformations may require complex resections. In some particular locations, extensive surgery is the only way out, as shown in this report. Case Report A 2.5-year-old child suffered repeated episodes of upper gastrointestinal bleeding since the first month of life.(More)
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