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- W2898894266 abstract "espanolObjetivo La tomografia por emision de positrones (PET) con 68Ga-PSMA-11 (68Ga-HBED-CC-PSMA) se ha ganado la atencion de los investigadores, gracias a que el PSMA se encuentra sobreexpresado en los tejidos tumorales del cancer de prostata. El objetivo de este trabajo es analizar la rentabilidad diagnostica de este radiotrazador en la recidiva del cancer de prostata. Material y metodos Estudio retrospectivo que cuenta con 53 estudios, realizados en 50 pacientes varones con cancer de prostata remitidos por sospecha de recidiva bioquimica. Todos presentaban resultados negativos o dudosos en otras tecnicas de imagen. Resultados De los 53 estudios, 36 (68%) fueros positivos. Se encontraron diferencias significativas entre los estudios positivos y negativos en la escala de Gleason, los niveles de PSA, el PSAdt, el estudio tardio y el haber recibido durante el tratamiento un bloqueo hormonal androgenico (p Conclusiones Nuestro estudio encontro una alta tasa de deteccion de enfermedad en estudios PET con 68Ga-PSMA-11 en pacientes en los que otras tecnicas presentaban imagenes dudosas o negativas. Casi un 50% de los pacientes con recurrencia bioquimica de cancer de prostata y niveles bajos de PSA ( EnglishPurpose Positron emission tomography (PET) studies with 68Ga-PSMA-11 (68Ga-HBED-CC-PSMA) have earned the attention of researchers, due to overexpression of PSMA in the tumoral tissues of prostate cancer. Our aim was to analyse the potential benefit of this radiotracer in the biochemical relapse of prostate cancer. Material and methods This retrospective analysis included 53 studies, performed on 50 male prostate cancer patients referred due to biochemical recurrence. In all cases, previous imaging techniques were negative or inconclusive. Results Of the 53 studies, 36 (68%) were positive. Significant differences were found between the positive and negative PET groups in Gleason's scale, PSA levels, PSAdt, late acquisition and the administration of androgen deprivation therapy during treatment (P Conclusions 68Ga-PSMA-11 PET shows a high disease detection rate in patients where other techniques showed negative or doubtful images. Almost 50% of patients with prostate cancer biochemical recurrence and low PSA levels (" @default.
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- W2898894266 date "2019-01-01" @default.
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- W2898894266 title "Valoración de factores predictivos de positividad en PET con 68Ga-PSMA-11 en el cáncer de próstata" @default.
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- W2898894266 doi "https://doi.org/10.1016/j.remn.2018.09.006" @default.
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