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- W4220940619 abstract "Various prognostic factors have been reported for bone metastases from different primary tumor sites. However, bone metastases from colorectal cancer are very rare, and the prognostic factors have not been investigated in detail.This study aimed to identify prognostic factors of bone metastases from colorectal cancer.This is a retrospective cohort study using data from a prospectively collected database.This study was conducted at a single tertiary care cancer center in Japan.Patients who developed bone metastases from colorectal cancer during the study period among all patients who received initial treatment for colorectal cancer at our hospital between 2005 and 2016 (n = 4538) were included.Overall survival after diagnosis of bone metastases from colorectal cancer was the main outcome measure.Ninety-four patients developed bone metastases during the study period. The 5-year overall survival rate was 11.0%. Multivariable analysis identified the following independent risk factors associated with poor prognosis: ≥70 years of age at diagnosis of bone metastases (HR, 2.48; 95% CI, 1.24-4.95; p < 0.01), curative surgery not performed as initial treatment (HR, 2.54; 95% CI, 1.24-5.19; p = 0.01), multiple bone metastases (HR, 2.44; 95% CI, 1.30-4.57; p < 0.01), albumin level <3.7 g/dL (HR, 3.80; 95% CI, 1.95-7.39; p < 0.01), CEA ≥30 ng/mL (HR, 1.94; 95% CI, 1.09-3.46; p = 0.02), and less than 3 chemotherapy options remaining at diagnosis of bone metastases (HR, 2.83; 95% CI, 1.51-5.30; p < 0.01). The median survival times for patients with 0-2, 3, and 4-6 risk factors were 25.0, 8.8, and 4.3 months, respectively.The main limitation is the single-center, retrospective design of this study.Our results may facilitate multidisciplinary decision-making in patients with bone metastases from colorectal cancer. See Video Abstract at http://links.lww.com/DCR/B930 .ANTECEDENTES:Se han reportado varios factores pronósticos para las metástasis óseas de diferentes sitios de tumores primarios. Sin embargo, las metástasis óseas del cáncer colorrectal son muy raras y los factores pronósticos no se han investigado en detalle.OBJETIVO:Identificar los factores pronósticos de las metástasis óseas del cáncer colorrectal.DISEÑO:Estudio de cohorte retrospectivo utilizando datos de una base de datos recolectada prospectivamente.ENTORNO CLINICO:Un solo centro oncológico de atención terciaria en Japón.PACIENTES:Se seleccionaron pacientes que desarrollaron metástasis óseas de cáncer colorrectal durante el período de estudio entre todos los pacientes que recibieron tratamiento inicial para el cáncer colorrectal en nuestro hospital entre 2005 y 2016 (n = 4538).MEDIDA DE RESULTADO PRINCIPAL:Supervivencia general después del diagnóstico de metástasis óseas por cáncer colorrectal.RESULTADOS:Noventa y cuatro pacientes desarrollaron metástasis óseas, lo que representa el 2,0% de todos los pacientes con cáncer colorrectal que comenzaron el tratamiento durante el período de estudio. La tasa de supervivencia global a 5 años fue del 11,0 %. El análisis multivariable identificó los siguientes factores de riesgo independientes asociados con mal pronóstico: edad ≥70 años al momento del diagnóstico de metástasis óseas (hazard ratio 2,48, CI del 95 % 1,24-4,95, p < 0,01), cirugía curativa no realizada como tratamiento inicial (hazard ratio 2,54, CI 95 % 1,24-5,19, p = 0,01), metástasis óseas múltiples (hazard ratio 2,44, CI del 95 % 1,30-4,57, p < 0,01), nivel de albúmina <3,7 g/dL (hazard ratio 3,80, CI del 95 % 1,95 -7,39, p < 0,01), antígeno carcinoembrionario ≥30 ng/mL (hazard ratio 1,94, CI del 95 % 1,09-3,46, p = 0,02) y menos de 3 opciones de quimioterapia restantes al momento del diagnóstico de metástasis óseas (hazard ratio 2,83, 95 % CI 1,51-5,30, p < 0,01). La mediana de los tiempos de supervivencia para los pacientes con 0-2, 3 y 4-6 factores de riesgo fue de 25,0, 8,8 y 4,3 meses, respectivamente.LIMITACIONES:Diseño retrospectivo de un solo centro.CONCLUSIÓN:Nuestros resultados pueden facilitar la toma de decisiones multidisciplinares en pacientes con metástasis óseas de cáncer colorrectal. Consulte Video Resumen en http://links.lww.com/DCR/B930 . (Traducción- Dr. Francisco M. Abarca-Rendon )." @default.
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- W4220940619 date "2022-03-01" @default.
- W4220940619 modified "2023-10-14" @default.
- W4220940619 title "Prognostic Factors of Bone Metastases From Colorectal Cancer in the Era of Targeted Therapy" @default.
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- W4220940619 doi "https://doi.org/10.1097/dcr.0000000000002270" @default.
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