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High-pressure balloon assessment of pelviureteric junction prior to laparoscopic "vascular hitch"
Parente, Alberto; Angulo, José-María; Romero, Rosa; Burgos, Laura; Ortiz, Rubén.
  • Parente, Alberto; Hospital Universitario Gregorio Marañón. Departamento de Urología Pediátrica. Madrid. ES
  • Angulo, José-María; Hospital Universitario Gregorio Marañón. Departamento de Urología Pediátrica. Madrid. ES
  • Romero, Rosa; Hospital Universitario Gregorio Marañón. Departamento de Urología Pediátrica. Madrid. ES
  • Burgos, Laura; Hospital Universitario Gregorio Marañón. Departamento de Urología Pediátrica. Madrid. ES
  • Ortiz, Rubén; Hospital Universitario Gregorio Marañón. Departamento de Urología Pediátrica. Madrid. ES
Int. braz. j. urol ; 42(1): 154-159, Jan.-Feb. 2016. tab, graf
Artigo em Inglês | LILACS | ID: lil-777325
ABSTRACT
ABSTRACT 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 adolescence without previous evidence of antenatal or infant hydronephrosis (10 patients). By cystoscopy, a high-pressure balloon is sited at the UPJ and the balloon inflated to 8-12 atm under radiological screening. We considered intrinsic PUJO to be present where a ‘waist’ was observed at the PUJ on inflation of the balloon and a laparoscopic dismembered pyeloplasty is performed When no ‘waist’ is observed we considered this to represent extrinsic stenosis and a laparoscopic VH was performed. Patients with absence of intrinsic PUJ stenosis documented with this method are included for the study. Results Six patients presented pure extrinsic stenosis. The mean age at presentation was 10.8 years. Mean duration of surgery was 99 min and mean hospital stay was 24 hours in all cases. We found no intraoperative or postoperative complications. All children remain symptoms free at a mean follow up of 14 months. Ultrasound and renogram improved in all cases. Conclusion When no ‘waist’ is observed we considered this to represent extrinsic stenosis and a laparoscopic VH was performed. In these patients, laparoscopic transposition of lower pole crossing vessels (‘vascular hitch’) may be a safe and reliable surgical technique.
Assuntos


Texto completo: DisponíveL Índice: LILACS (Américas) Assunto principal: Obstrução Ureteral / Laparoscopia / Angioplastia com Balão / Pelve Renal Tipo de estudo: Estudo observacional Limite: Adolescente / Criança / Feminino / Humanos / Masculino Idioma: Inglês Revista: Int. braz. j. urol Assunto da revista: Urologia Ano de publicação: 2016 Tipo de documento: Artigo País de afiliação: Espanha Instituição/País de afiliação: Hospital Universitario Gregorio Marañón/ES

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Texto completo: DisponíveL Índice: LILACS (Américas) Assunto principal: Obstrução Ureteral / Laparoscopia / Angioplastia com Balão / Pelve Renal Tipo de estudo: Estudo observacional Limite: Adolescente / Criança / Feminino / Humanos / Masculino Idioma: Inglês Revista: Int. braz. j. urol Assunto da revista: Urologia Ano de publicação: 2016 Tipo de documento: Artigo País de afiliação: Espanha Instituição/País de afiliação: Hospital Universitario Gregorio Marañón/ES