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1.
Rev. mex. anestesiol ; 42(3): 214-214, jul.-sep. 2019.
Article in Spanish | LILACS-Express | LILACS | ID: biblio-1347662

ABSTRACT

Resumen: La nefrectomía laparoscópica se ha convertido en el enfoque quirúrgico estándar en muchos centros de tratamiento quirúrgico para los tumores renales, así como de otras patologías. Los estudios que comparan la nefrectomía abierta y laparoscópica reportaron que la nefrectomía laparoscópica facilitó una recuperación más rápida con una menor morbilidad perioperatoria, menor pérdida sanguínea y produjo menos dolor. Sin embargo, algunos pacientes sometidos a una nefrectomía laparoscópica todavía experimentan dolor postoperatorio que requiere el uso de opiáceos parenterales. Dado que el abordaje es frecuentemente lumboscópico, la distensión y el dolor interno en ese sitio quirúrgico, las incisiones de los puertos, la nocicepción de los órganos y los cólicos ureterales en conjunto con las molestias urinarias asociadas al catéter urinario contribuyen al dolor postoperatorio. A pesar de que esta cirugía ha llegado a ser menos invasiva, el dolor se reporta de moderado a intenso (visita http://www.painoutmexico.com para obtener la versión completa del artículo y el diagrama de recomendaciones).


Abstract: Lumboscopic nephrectomy has become the standard surgical approach in many surgical treatment centers for renal tumours as well as other pathologies. Studies comparing open and laparoscopic nephrectomy reported that laparoscopic technique facilitated a faster recovery with lower peri-operative morbidity, lower blood loss, and produced less pain. However, some patients undergoing laparoscopic nephrectomy still experienced postoperative pain requiring parenteral opioids. Due to the surgical approach is often lumboscopic, the distension and pain at the inner surgical site, laparoscopic port sites and incision, organ nociception, and ureteric colic together with urinary tract discomfort associated with urinary catheter contributed to the postoperative pain. So even though this surgery has become less invasive, pain is reported from moderate to intense (visit http://www.painoutmexico.com to see the full article and recommendations).

2.
Rev. argent. urol. (1990) ; 83(1): 12-17, 2018. tab
Article in Spanish | LILACS | ID: biblio-910901

ABSTRACT

Objetivos: Realizar un análisis comparativo de los resultados funcionales y complicaciones en trasplantados renales y sus respectivos donantes vivos con arteria renal única versus múltiple. Materiales y métodos: Trabajo retrospectivo analítico de una base de datos confeccionada prospectivamente de pacientes sometidos a trasplantes renales con donante vivo en nuestra institución entre mayo de 2010 y julio de 2014. Según el número de arterias presentes en la angiotomografía preoperatoria se confeccionaron dos grupos: grupo 1 (arteria renal única) y grupo 2 (arteria renal múltiple). Resultados: De los 91 pacientes incluidos, el 37% (n=34) presentaba arterias renales múltiples. Se realizó una nefrectomía laparoscópica al 63% (n=36) y el 41% (n=14) de los donantes del grupo 1 y el grupo 2, respectivamente (p=0,05). Tiempos promedio de isquemia total (grupo 1: 55,6 min; grupo 2: 56 min; p=0,931), de anastomosis (grupo 1: 29,6 min; grupo 2: 29,7 min; p=0,982) y de "cirugía de banco" (grupo 1: 23,5 min; grupo 2: 23,8 min; p=0,948). Transfusión de glóbulos rojos en los receptores (grupo 1: 7%; grupo 2: 14%; p=0,23). Porcentaje de hemodiálisis en la primera semana (grupo 1: 5,2%; grupo 2: 5,8%; p=1). No se hallaron diferencias significativas entre grupos a nivel de tasa de complicaciones y días de internación. Ambos grupos presentaron una sobrevida del injerto del 100% a los 35,6 meses de seguimiento promedio. Conclusiones: La presencia de multiplicidad arterial no debe ser considerada una contraindicación para el donante vivo, ya que el implante de estos injertos logra resultados funcionales similares a los injertos renales con arteria única, sin aumentar la morbilidad del procedimiento. (AU)


Objectives: TTo compare functional outcomes and complications in patients with a single artery versus multiple arteries undergoing living donor nephrectomy. Materials and methods: Retrospective analysis of a prospective collected database of living donor kidney transplantations performed at our institution between May 2010 and July 2014. According to the number of arteries present in preoperative angiotomography, two groups of patients were organized: group 1 (single artery) and group 2 (multiple arteries). Results: TNinety-one living donor kidney transplantations were performed during this period. A total of 34 patients (37%) had multiple renal arteries. Mean total ischemia time (single: 55.6 min; multiple: 56 min; p=0.931), anastomosis time (single: 29.6 min; multiple: 29.7 min; p=0.982), bench surgery time (single: 23.5 min; multiple: 23.8 min; p=0.948). Blood transfusion rate was 7% and 14% for group 1 and group 2, respectively (p=0.23). Three patients in group 1 (5.2%) and two patients in group 2 (5.8%) needed dialysis during the first postoperative week (p=1). Overall, recipient complication rate and hospital stay were similar between group 1 and 2. Both groups had a 100% graft survival with a mean follow-up of 35.6 months. Conclusions: The presence of multiple renal arteries should not be considered a contraindication for the living donor nephrectomy, since these grafts achieve similar functional results to single artery renal grafts, without increasing the morbidity of the procedure. (AU)


Subject(s)
Adult , Graft Survival , Kidney Transplantation/methods , Laparoscopy , Living Donors , Nephrectomy , Postoperative Complications , Renal Artery , Renal Artery/anatomy & histology , Renal Artery/surgery , Treatment Outcome , Observational Study , Retrospective Studies
3.
Rev. bras. anestesiol ; 67(5): 487-492, Sept-Oct. 2017. tab
Article in English | LILACS | ID: biblio-897756

ABSTRACT

Abstract Background Transversus abdominis plane (TAP) block is useful in reducing post-operative pain in laparoscopic nephrectomy compared to placebo. The purpose of this work is to compare post-operative pain and recovery after TAP block or trocar site infiltration (TSI) in this surgery. Methods A prospective, single blinded study on patients scheduled for laparoscopic nephrectomy. Patients were assigned to two groups: TSI Group: trocar site infiltration at the end of surgery; TAP Group: unilateral ultrasound-guided TAP block after induction. Sevoflurane and remifentanil, in a target controlled infusion mode, were used for maintenance of general anesthesia. Before the end of surgery paracetamol, tramadol and morphine were administered. Visual analogue scale (VAS 0-100 mm) at rest and with cough was applied in three moments: in recovery room (T1 at admission and T2 before discharge) and 24 h after surgery (T3). Pain scores with incentive spirometer were also evaluated at T3. In recovery, morphine was administered as a rescue drug whenever VAS > 30 mm. Time to oral intake, chair sitting, ambulation and length of hospital stay were evaluated 24 h after surgery. Statistical analysis: Student's t-test and Chi-square test, and linear regression models. A p-value < 0.05 was considered significant. Data are presented as mean (SD). Results Forty patients were enrolled in the study. The primary outcome variable, VAS pain scores did not show a statistical significant difference between groups (p > 0.05). VAS at rest (TAP vs. TSI groups) was: T1 = 33 ± 29 vs. 39 ± 32, T2 = 10 ± 9 vs. 17 ± 18 and T3 = 7 ± 12 vs. 10 ± 18. VAS with cough (TAP vs. TSI groups) was: T1 = 51 ± 34 vs. 45 ± 32, T2 = 24 ± 24 vs. 33 ± 23 and T3 = 20 ± 23 vs. 23 ± 23. VAS with incentive spirometer (TAP vs. TSI groups) was: T3 = 21 ± 27 vs. 21 ± 25. Intraoperative remifentanil consumption was similar between TAP (0.16 ± 0.07 mcg.kg-1.min-1) and TSI (0.18 ± 0.9 mcg.kg-1.min-1) groups. There were no differences in opioid consumption between TAP (4.4 ± 3.49 mg) and TSI (6.87 ± 4.83 mg) groups during recovery. Functional recovery parameters were not statistically different between groups. Conclusions Multimodal analgesia with TAP block did not show a significant clinical benefit compared with trocar site infiltration in laparoscopic nephrectomies.


Resumo Justificativa O bloqueio do plano transverso abdominal (TAP) é útil para reduzir a dor no pós-operatório de nefrectomia laparoscópica comparado com o placebo. O objetivo deste estudo foi comparar a dor no pós-operatório e a recuperação após bloqueio TAP ou infiltração do sítio do trocarte (TSI) nesse tipo de cirurgia. Métodos Estudo prospectivo e cego com pacientes agendados para nefrectomia laparoscópica. Os pacientes foram divididos em dois grupos: Grupo TSI: infiltração do sítio do trocarte ao final da cirurgia; Grupo TAP: bloqueio TAP unilateral guiado por ultrassom após a indução. Sevoflurano e remifentanil administrado em perfusão alvo-controlada foram usados para a manutenção da anestesia geral. Paracetamol, tramadol e morfina foram administrados antes do fim da cirurgia. Escala analógica visual (VAS 0-100 mm), para avaliar a dor em repouso e durante a tosse, foi aplicada em três momentos: na sala de recuperação [na admissão (T1) e antes da alta (T2)] e 24 horas após a cirurgia (T3). Os escores de dor com espirômetro de incentivo também foram avaliados em T3. Durante a recuperação, morfina foi administrada como medicamento de resgate, sempre que VAS > 30 mm. Os tempos até a ingestão oral, sentar em cadeira, deambulação e de permanência hospitalar foram avaliados 24 horas após a cirurgia. Análise estatística: teste t de Student, teste do qui-quadrado e modelos de regressão linear. Um valor de p < 0,05 foi considerado significativo. Os dados foram expressos em média (DP). Resultados Quarenta pacientes foram incluídos no estudo. Os escores do desfecho primário e da VAS não apresentaram diferença estatística significativa entre os grupos (p > 0,05). Os escores VAS em repouso (TAP vs. TSI) foram: T1 = 33 ± 29 vs. 39 ± 32; T2 = 10 ± 9 vs. 17 ± 18 e T3 = 7 ± 12 vs. 10 ± 18. Os escores VAS durante a tosse (TAP vs. TSI) foram: T1 = 51 ± 34 vs. 45 ± 32; T2 = 24 ± 24 vs. 33 ± 23 e T3 = 20 ± 23 vs. 23 ± 23. Os escores VAS com espirômetro de incentivo (TAP vs. TSI) foram: T3 = 21 ± 27 vs. 21 ± 25. O consumo de remifentanil no intraoperatório foi semelhante entre os grupos TAP (0,16 ± 0,07 mcg.kg-1.min-1) e TSI (0,18 ± 0,9 mcg.kg-1.min-1). Não houve diferença no consumo de opioides entre os grupos TAP (4,4 ± 3,49 mg) e TSI (6,87 ± 4,83 mg) durante a recuperação. Os parâmetros funcionais de recuperação não foram estatisticamente diferentes entre os grupos. Conclusões A analgesia multimodal com bloqueio TAP não mostrou benefício clínico significativo comparado com a infiltração do sítio do trocarte em nefrectomia laparoscópica.


Subject(s)
Humans , Male , Female , Pain, Postoperative/prevention & control , Laparoscopy , Ultrasonography, Interventional , Anesthesia, Local/methods , Nephrectomy/methods , Nerve Block/methods , Prospective Studies , Abdominal Muscles , Anesthesia, Local/instrumentation , Middle Aged
4.
Rev. chil. cir ; 67(1): 57-60, feb. 2015. tab
Article in Spanish | LILACS | ID: lil-734739

ABSTRACT

Background: Live Donor Laparoscopic Nephrectomy (LDLN) has substantial benefits when compared with open nephrectomy such as shorter hospital stay, prompt return to work, less post-operative pain, better cosmetic results, less blood loss and less surgical wound infections. It is the mode of choice for safely harvesting a kidney for organ transplantation. Aim: To describe the surgical results of LDLN in a pioneer renal transplant center in Chile. Material and Methods: Review of clinical records of 75 subjects aged 27 to 60 years (37 males) subjected to a LDLN in a public hospital between 1998 and 2013. Information about clinical and surgical data and perioperative complications was retrieved. Results: No subject died. All kidneys were satisfactorily implanted in their receptors. The mean operative time was 116 minutes. Mean hospital stay was 1.6 days, warm ischemia time was 6.8 minutes, and cold ischemia time was 31.5 minutes. Operative adverse events occurred in 8 percent. The conversion and reoperation rates were 4 and 1.3 percent, respectively. Among receptors, 1.5 percent evolved with Acute Tubular Necrosis and 2.2 percent required graft excision. Conclusions: LDLN is a safe and pioneering surgical technique in Chile. Its results are satisfactory and comparable to those obtained with classic lumbotomy.


Introducción: El trasplante renal es en la actualidad el tratamiento de elección de la Insuficiencia Renal Crónica Terminal. La Nefrectomía Laparoscópica del Donante Vivo (NLDV) tiene ventajas sustanciales en relación a la Nefrectomía Clásica. Entre estas se destacan una menor estancia hospitalaria, pronto regreso a la actividad laboral, disminución del dolor post-operatorio, mejores resultados cosméticos, menor pérdida de volumen sanguíneo y una disminución de infecciones de heridas operatorias, consolidándose como la primera prioridad como forma de obtener un órgano para trasplante renal. El presente trabajo tiene como objetivo mostrar la casuística y complicaciones en el Hospital Barros Luco-Trudeau (HBLT), como centro pionero en NLDV en nuestro país. Material y Método: Estudio retrospectivo de corte transversal. Se realiza una revisión de registros clínicos de 75 NLDV realizadas entre 1998-2013, seleccionando datos demográficos, clínicos y quirúrgicos de donantes y receptores, con un especial énfasis en relación a complicaciones peri-operatorias. Resultados: Sin mortalidad. Todos los riñones fueron implantados satisfactoriamente en sus respectivos receptores. Cirugía con duración promedio de 116 min, estadía hospitalaria promedio de 1,6 días, isquemia caliente promedio de 6,8 min e isquemia fría promedio de 31,5 min. Incidentes operatorios 8 por ciento y 4 por ciento conducentes a conversión. Tasa de reoperación de 1,3 por ciento. En cuanto a receptores, un 1,5 por ciento desarrolla Necrosis Tubular Aguda. 2,2 por ciento requiere transplantectomía. Discusión: La NLDV representa una técnica segura, que ha llegado a constituir el 100 por ciento de las nefrectomías de donantes vivos realizadas durante los últimos tres años. Los resultados son satisfactorios y plenamente comparables a los resultados obtenidos por lumbotomía clásica y de otros centros de alto volumen laparoscópico a nivel internacional.


Subject(s)
Humans , Male , Adult , Female , Middle Aged , Kidney Transplantation , Laparoscopy , Living Donors , Nephrectomy/statistics & numerical data , Nephrectomy/methods , Cross-Sectional Studies , Length of Stay , Postoperative Complications , Retrospective Studies
5.
Rev. chil. urol ; 74(1): 60-62, 2009. ilus
Article in Spanish | LILACS | ID: lil-562713

ABSTRACT

El manejo de la vena renal derecha en la nefrectomía laparoscópica del donante vivo puede en ocasiones representar un problema como consecuencia de la longitud limitada de este vaso. El caso clínico que se presenta muestra una técnica de extensión de la vena renal utilizando la vena gonadal del donante.


Vascular management of the right renal vein during laparoscopic living donor nephrectomy is still an unsolved problem. This short vessel has limited the use of right kidneys. However, the right kidney should be harvested in some instances. A renal vein enlargement technique using the donor gonadal vein is presented which may facilitate the use of right kidneys in this setting.


Subject(s)
Humans , Male , Female , Middle Aged , Living Donors , Laparoscopy/methods , Nephrectomy/methods , Kidney Transplantation
6.
Rev. chil. urol ; 72(2): 162-166, 2007. tab
Article in Spanish | LILACS | ID: lil-545952

ABSTRACT

Introducción: La cirugía laparoscópica ha experimentado un auge progresivo durante los últimos años. En la medida que aumenta el número de procedimientos, también aumentan las complicaciones. Objetivo: Presentar la incidencia de complicaciones y la tasa de conversiones de la nefrectomía laparascópica durante su realización por diversas indicaciones, analizando los métodos que ayudarían a prevenirlas.Material y Métodos: Entre junio de 2002 y julio de 2006, se realizaron 95 nefrectomías laparoscópicas, 16simples, 33 radicales y 46 nefrectomías para donante vivo. Se revisaron las fichas clínicas de los pacientessometidos a estas intervenciones para evaluar las complicaciones y analizar los factores relacionados a conversión a cirugía abierta. Resultados: Complicaciones mayores ocurrieron en 6 pacientes (6,32 por ciento). De estas complicaciones 4 fueron de manejo quirúrgico y 1 de manejo médico. La complicación mayor predominante fue sangramiento que requirió conversión a cirugía abierta. La tasa global de conversión fue 3.16 por ciento (3 pacientes). Diez pacientes experimentaron problemas post quirúrgicos menores como retención de orina, infección urinaria e infección de herida operatoria. La mortalidad de la serie fue 0 por ciento. Conclusión: La cirugía renal laparoscópica es cada vez más común en la práctica urológica, pero a pesar de ser una técnica mínimamente invasiva, puede llevar a complicaciones serias. Estas complicaciones pueden prevenirse en el tiempo, con la repetición y experiencia. El conocimiento de estas es esencial paralos urólogos en entrenamiento en cirugía laparoscópica, ya que podría ayudar a disminuir la curva de aprendizaje.


Purpose: We present the incidence of complications and conversions during laparoscopic nephrectomy performed for various indications and discuss methods to prevent future complications. Material and methods. From June 2002 to July 2006 95 laparoscopic nephrectomy cases were performed at our institution,consisting of 27 simple nephrectomies, 33 radical nepherectomies, 33 radical nephrectomies and 46 donor nephrectomies. We reviewed the surgical data of patients who underwent laparoscopic nephrectomy to examine complications and analyze factors related to conversión to an open surgical procedure. Results: Major complications occurred in 6 patients (6.32 percent). Major complications were surgical in 4 patients and medical in 1. The predominant major surgical complication was bleeding requiring conversión to open surgery. Overall conversion rate was 3.16 percent (3 patients). The remaining 10 patients experienced minorsurgical or postoperative medical problems, such as urinary retention or wound infection. No mortality was observed. Conclusions: Laparoscopic renal surgery is becoming a routine procedure in the armamentarium of many urologists. Complications unique to laparoscopy still occurred but they willdecrease with time and experience. We have learned many different precautions and procedures that should help decrease the risk of future complications associated with laparoscopic renal surgery.


Subject(s)
Humans , Male , Female , Middle Aged , Kidney Diseases/surgery , Laparoscopy/adverse effects , Nephrectomy/adverse effects
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