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Experiencia en el manejo de litiasis renal y ureteral con ureteroscopio flexible y láser holmium en un hospital público de Bogotá: estudio retrospectivo / Experience in the management of renal and ureteral calculi with holmium laser and flexible ureteroscope in a public hospital in Bogotá: A retrospective study
Cerquera Cleves, Diana María; Puentes Bernal, Andrés Felipe.
  • Cerquera Cleves, Diana María; Universidad Nacional de Colombia. Hospital Tunal. Bogotá. CO
  • Puentes Bernal, Andrés Felipe; Universidad Nacional de Colombia. Hospital Tunal. Bogotá. CO
Urol. colomb ; 27(1): 74-80, 2018. tab
Article in Spanish | LILACS, COLNAL | ID: biblio-1410577
RESUMEN
Objetivos Discutir y evaluar la tasa libre de cálculos y las complicaciones de la ureterolitotomía endoscópica flexible con láser holmium en el manejo de cálculos ureterales y renales basada en la experiencia de un hospital público de iii nivel en Bogotá. Material and Métodos Estudio retrospectivo en una muestra poblacional en pacientes con litiasis renal y ureteral, tratados con ureteroscopio flexible y láser holmium, evaluándose la tasa libre de cálculos, complicaciones postoperatorias y otros parámetros. El seguimiento se realizó con radiografía de abdomen y urotac al mes del postoperatorio, la tasa libre de cálculos se definió como ausencia de cálculos residuales < 4 mm en la imagen control. Resultados Se realizaron 44 procedimientos en 43 pacientes con edad promedio de 45 años, tiempo quirúrgico promedio 91,2 min, la tasa libre de cálculos fue del 84% (37/44) en un solo evento quirúrgico; solo un paciente requirió una segunda intervención con posterior tasa libre de cálculos del 100%. La tasa libre de cálculos ureterales fue del 92% (24/26), cáliz superior 100% (2/2), cáliz medio 100%(1/1), cáliz inferior 78% (7/9) y calicial múltiple 50% (3/6). El porcentaje de complicaciones fue del 6,8%. Conclusiones La ureterolitotomía endoscópica flexible con láser es un procedimiento efectivo y seguro en el manejo de litiasis renal y ureteral con baja incidencia de complicaciones. Observamos que en la mayoría de los pacientes con fragmentos residuales significativos estos se encontraban en cáliz inferior o se trataba de cálculos en múltiples cálices, explicándose por el difícil acceso al cáliz inferior y la carga litiásica.
ABSTRACT
Objective To discuss and review the stone free rate and complications of using flexible ureteroscopy and holmium laser lithotripsy for treating patients with kidney and ureteral stones, based on the experience in a level III public hospital in Bogotá. Materials and Methods A retrospective review was conducted on patients with renal and ureteral stones treated with flexible ureteroscopy and holmium laser, by analysing the stone-free rate and postoperative complications. X-rays or computed tomography was performed at 30 days post-operation to assess the effects of surgery, and the stone-free rate was defined as absence of residual stones < 4 mm on follow-up imaging. Results A total of 44 procedures were performed on 43 patients with a mean age of 45 years. The mean operating time was 91.2 minutes, and the stone-free rate in a single surgical event was 84% (37/44). Only one patient required a second intervention, with a subsequent stone-free rate of 100%. The ureteral stone-free rate was 92% (24/26), with upper calyx 100% (2/2), middle calyx 100% (1/1), 78% lower calyx (7/9), and multiple calyceal 50% (3/6). The complication rate was 6.8%. Conclusions Flexible ureteroscopy and holmium laser lithotripsy is an effective and safe procedure in the management of renal and ureteral stones, with a low incidence of postoperative complications. It was noted that most patients with significant residual fragments, they were in lower calyx or had multiple stones. This was explained by the difficult access to the lower calyx and stone burden.

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Full text: Available Index: LILACS (Americas) Main subject: Lithotripsy / Ureteral Calculi / Ureteroscopy / Lasers Type of study: Observational study / Risk factors Limits: Adult / Humans Language: Spanish Journal: Urol. colomb Journal subject: Urology Year: 2018 Type: Article Affiliation country: Colombia Institution/Affiliation country: Universidad Nacional de Colombia/CO

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Full text: Available Index: LILACS (Americas) Main subject: Lithotripsy / Ureteral Calculi / Ureteroscopy / Lasers Type of study: Observational study / Risk factors Limits: Adult / Humans Language: Spanish Journal: Urol. colomb Journal subject: Urology Year: 2018 Type: Article Affiliation country: Colombia Institution/Affiliation country: Universidad Nacional de Colombia/CO