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1.
J Surg Oncol ; 120(3): 483-493, 2019 Sep.
Artículo en Inglés | MEDLINE | ID: mdl-31197842

RESUMEN

BACKGROUND: Microvascular invasion (MVI) has been proved to be poor prognostic factor in many cancers. To date, only one study published highlights the relationship between this factor and the natural history of pancreatic cancer. The aim of this study was to assess the impact of MVI, on disease-free survival (DFS) and overall survival (OS), after pancreatico-duodenectomy (PD) for pancreatic head adenocarcinoma. Secondarily, we aim to demonstrate that MVI is the most important factor to predict OS after surgery compared with resection margin (RM) and lymph node (LN) status. MATERIALS AND METHODS: Between January 2015 and December 2017, 158 PD were performed in two hepato-bilio-pancreatic (HBP) centers. Among these, only 79 patients fulfilled the inclusion criteria of the study. Clinical-pathological data and outcomes were retrospectively analyzed from a prospectively maintained database. RESULTS: Of the 79 patients in the cohort, MVI was identified in 35 (44.3%). In univariate analysis, MVI (P = .012 and P < .0001), RM (P = .023 and P = .021), and LN status (P < .0001 and P = .0001) were significantly associated with DFS and OS. A less than 1 mm margin clearance did not influence relapse (P = .72) or long-term survival (P = .48). LN ratio > 0.226 had a negative impact on OS (P = .044). In multivariate analysis, MVI and RM persisted as independent prognostic factors of DFS (P = .0075 and P = .0098, respectively) and OS (P < .0001 and P = .0194, respectively). Using the likelihood ratio test, MVI was identified as the best fit to predict OS after PD for ductal adenocarcinomas compared with the margin status model (R0 vs R1) (P = .0014). CONCLUSION: The MVI represents another major prognostic factor determining long-term outcomes.


Asunto(s)
Carcinoma Ductal Pancreático/irrigación sanguínea , Carcinoma Ductal Pancreático/cirugía , Neoplasias Pancreáticas/irrigación sanguínea , Neoplasias Pancreáticas/cirugía , Anciano , Protocolos de Quimioterapia Combinada Antineoplásica/administración & dosificación , Protocolos de Quimioterapia Combinada Antineoplásica/uso terapéutico , Carcinoma Ductal Pancreático/tratamiento farmacológico , Quimioterapia Adyuvante , Desoxicitidina/análogos & derivados , Desoxicitidina/uso terapéutico , Supervivencia sin Enfermedad , Femenino , Fluorouracilo/administración & dosificación , Humanos , Irinotecán/administración & dosificación , Leucovorina/administración & dosificación , Masculino , Microvasos , Neovascularización Patológica/patología , Oxaliplatino/administración & dosificación , Neoplasias Pancreáticas/tratamiento farmacológico , Pancreaticoduodenectomía , Pronóstico , Estudios Retrospectivos , Gemcitabina
2.
Health Promot J Austr ; 27(2): 105-110, 2016 02 29.
Artículo en Inglés | MEDLINE | ID: mdl-26922053

RESUMEN

Issue addressed: Recently arrived migrants and refugees from a culturally and linguistically diverse background (CALD) may be particularly vulnerable to social exclusion. Participation in sport is endorsed as a vehicle to ease the resettlement process; however, in Australia, this is often thought as a simple matter of integration into existing sport structures (e.g. clubs). This approach fails to place actual community needs at the centre of sport engagement efforts.Methods: A consultation framework was established with South Australian CALD community leaders and organisations to scope needs for community-based alternatives to participation in traditional sport (e.g. clubs), co-design a suitable community sport program and pilot it in five communities. Interviews and questionnaire surveys were conducted with participants, community representatives, stakeholders and volunteers.Results: Regular, free soccer activities engaged 263 young people from a great variety of nationalities, including over 50% refugees, in secondary state school and community-based sites.Conclusion: Alternative community sport programs can provide a basic but valuable forum to promote physical activity and associated well being in CALD and refugee communities.So what?: Alternative approaches can extend the health benefits of sport participation to disadvantaged children and youth who are excluded from traditional sport participation opportunities.


Asunto(s)
Ejercicio Físico , Promoción de la Salud/organización & administración , Características de la Residencia , Deportes , Poblaciones Vulnerables , Adolescente , Australia , Niño , Cultura , Emigrantes e Inmigrantes , Femenino , Humanos , Lenguaje , Masculino , Refugiados , Fútbol
3.
Oncology ; 89(1): 37-46, 2015.
Artículo en Inglés | MEDLINE | ID: mdl-25766660

RESUMEN

OBJECTIVE: To report the outcomes of surgical resection of borderline resectable (BL) and locally advanced (LA) 'unresectable' pancreatic cancer after neoadjuvant chemotherapy. METHODS: A review of a prospectively maintained database for pancreatic resections was undertaken to identify patients undergoing resection for BL and LA pancreatic cancer after neoadjuvant chemotherapy between January 2007 and December 2012. Clinicopathological, surgical and survival outcomes were analyzed. RESULTS: A total of 45 patients with LA (n = 34) or BL cancer (n = 11) underwent surgery after a mean (± SD) of 7 ± 4 preoperative chemotherapy cycles. Ninety-day mortality was 6.7%, and overall morbidity was 33.3%. An R0 resection was achieved in 34 patients, and 4 patients showed a complete pathological response. Overall median postoperative survival was 17 months (21 after the start of neoadjuvant treatment). Overall and disease-free survival was 74.9 and 43.6% at 1 year and 21.2 and 10.3% at 3 years, respectively. In BL cancer patients, the 3-year survival was significantly higher compared to that of LA cancer patients (p = 0.02). CONCLUSIONS: Curative intent resection in BL and LA cancer patients after neoadjuvant chemotherapy can be achieved with reasonable mortality and morbidity and an encouraging 3-year survival. After neoadjuvant therapy, resection provides a better overall survival for BL compared to LA cancer patients.


Asunto(s)
Adenocarcinoma/tratamiento farmacológico , Adenocarcinoma/cirugía , Protocolos de Quimioterapia Combinada Antineoplásica/uso terapéutico , Terapia Neoadyuvante/métodos , Pancreatectomía , Neoplasias Pancreáticas/tratamiento farmacológico , Neoplasias Pancreáticas/cirugía , Adenocarcinoma/mortalidad , Adenocarcinoma/patología , Adulto , Anciano , Protocolos de Quimioterapia Combinada Antineoplásica/administración & dosificación , Camptotecina/administración & dosificación , Camptotecina/análogos & derivados , Capecitabina , Quimioterapia Adyuvante , Bases de Datos Factuales , Desoxicitidina/administración & dosificación , Desoxicitidina/análogos & derivados , Supervivencia sin Enfermedad , Femenino , Fluorouracilo/administración & dosificación , Fluorouracilo/análogos & derivados , Humanos , Estimación de Kaplan-Meier , Leucovorina/administración & dosificación , Masculino , Persona de Mediana Edad , Invasividad Neoplásica , Estadificación de Neoplasias , Compuestos Organoplatinos/administración & dosificación , Neoplasias Pancreáticas/mortalidad , Neoplasias Pancreáticas/patología , Pancreaticoduodenectomía , Pronóstico , Estudios Retrospectivos , Factores de Riesgo , Esplenectomía , Resultado del Tratamiento
4.
World J Surg ; 32(9): 1968-73, 2008 Sep.
Artículo en Inglés | MEDLINE | ID: mdl-18566858

RESUMEN

BACKGROUND: Postoperative hypocalcemia is the most common complication after thyroidectomy. New surgical devices have been propose to achieve vessel sealing and hemostasis. However, the risk of parathyroid glands damage has not been fully elucidated. This prospective study was designed to evaluate the severity of hypocalcemia after total thyroidectomy by using two different sealing devices. METHODS: Between January 2005 and December 2006, 86 patients underwent total thyroidectomy by using BiClamp (n = 46) or LigaSure (n = 40) devices in our institution. The severity of postoperative hypocalcemia was analyzed. RESULTS: No mortality or recurrent laryngeal nerve palsy was observed. Patients characteristics were similar in both groups. The mean operation time was significantly shorter in the BiClamp group (142 +/- 35 minutes versus 170 +/- 57 minutes, P = 0.023). Eleven patients had symptomatic hypocalcemia. Hypocalcemia (< 2 mmol/l) at postoperative day 1 was more frequent in the LigaSure group than in the BiClamp group (P = 0.034). Significantly more patients in the LigaSure group required oral calcium supplementation than in the BiClamp group (67.5% versus 34.7% respectively; P = 0.002). CONCLUSION: The present prospective study suggests that total thyroidectomy can be performed safely with both surgical devices. However, BiClamp reduced the operative time and the severity of postoperative hypocalcemia.


Asunto(s)
Hipocalcemia/prevención & control , Ligadura/instrumentación , Complicaciones Posoperatorias/prevención & control , Enfermedades de la Tiroides/cirugía , Tiroidectomía , Adulto , Anciano , Distribución de Chi-Cuadrado , Femenino , Humanos , Masculino , Persona de Mediana Edad , Estudios Prospectivos , Índice de Severidad de la Enfermedad , Estadísticas no Paramétricas , Resultado del Tratamiento
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